64872216500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{19531}}^1$

素因数の和:19643

約数の個数: 192

約数和(自身を含む): 176774287872

約数和(自身を除く): 111902071372

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 73, 91, 100, 125, 130, 140, 146, 175, 182, 250, 260, 292, 325, 350, 364, 365, 455, 500, 511, 650, 700, 730, 875, 910, 949, 1022, 1300, 1460, 1625, 1750, 1820, 1825, 1898, 2044, 2275, 2555, 3250, 3500, 3650, 3796, 4550, 4745, 5110, 6500, 6643, 7300, 9100, 9125, 9490, 10220, 11375, 12775, 13286, 18250, 18980, 19531, 22750, 23725, 25550, 26572, 33215, 36500, 39062, 45500, 47450, 51100, 63875, 66430, 78124, 94900, 97655, 118625, 127750, 132860, 136717, 166075, 195310, 237250, 253903, 255500, 273434, 332150, 390620, 474500, 488275, 507806, 546868, 664300, 683585, 830375, 976550, 1015612, 1269515, 1367170, 1425763, 1660750, 1777321, 1953100, 2441375, 2539030, 2734340, 2851526, 3321500, 3417925, 3554642, 4882750, 5078060, 5703052, 6347575, 6835850, 7109284, 7128815, 8886605, 9765500, 9980341, 12695150, 13671700, 14257630, 17089625, 17773210, 18534919, 19960682, 25390300, 28515260, 31737875, 34179250, 35546420, 35644075, 37069838, 39921364, 44433025, 49901705, 63475750, 68358500, 71288150, 74139676, 88866050, 92674595, 99803410, 126951500, 129744433, 142576300, 177732100, 178220375, 185349190, 199606820, 222165125, 249508525, 259488866, 356440750, 370698380, 444330250, 463372975, 499017050, 518977732, 648722165, 712881500, 888660500, 926745950, 998034100, 1247542625, 1297444330, 1853491900, 2316864875, 2495085250, 2594888660, 3243610825, 4633729750, 4990170500, 6487221650, 9267459500, 12974443300, 16218054125, 32436108250, 64872216500]

約数ペア:

[(1, 64872216500), (2, 32436108250), (4, 16218054125), (5, 12974443300), (7, 9267459500), (10, 6487221650), (13, 4990170500), (14, 4633729750), (20, 3243610825), (25, 2594888660), (26, 2495085250), (28, 2316864875), (35, 1853491900), (50, 1297444330), (52, 1247542625), (65, 998034100), (70, 926745950), (73, 888660500), (91, 712881500), (100, 648722165), (125, 518977732), (130, 499017050), (140, 463372975), (146, 444330250), (175, 370698380), (182, 356440750), (250, 259488866), (260, 249508525), (292, 222165125), (325, 199606820), (350, 185349190), (364, 178220375), (365, 177732100), (455, 142576300), (500, 129744433), (511, 126951500), (650, 99803410), (700, 92674595), (730, 88866050), (875, 74139676), (910, 71288150), (949, 68358500), (1022, 63475750), (1300, 49901705), (1460, 44433025), (1625, 39921364), (1750, 37069838), (1820, 35644075), (1825, 35546420), (1898, 34179250), (2044, 31737875), (2275, 28515260), (2555, 25390300), (3250, 19960682), (3500, 18534919), (3650, 17773210), (3796, 17089625), (4550, 14257630), (4745, 13671700), (5110, 12695150), (6500, 9980341), (6643, 9765500), (7300, 8886605), (9100, 7128815), (9125, 7109284), (9490, 6835850), (10220, 6347575), (11375, 5703052), (12775, 5078060), (13286, 4882750), (18250, 3554642), (18980, 3417925), (19531, 3321500), (22750, 2851526), (23725, 2734340), (25550, 2539030), (26572, 2441375), (33215, 1953100), (36500, 1777321), (39062, 1660750), (45500, 1425763), (47450, 1367170), (51100, 1269515), (63875, 1015612), (66430, 976550), (78124, 830375), (94900, 683585), (97655, 664300), (118625, 546868), (127750, 507806), (132860, 488275), (136717, 474500), (166075, 390620), (195310, 332150), (237250, 273434), (253903, 255500)]