21491346250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:462

約数の個数: 160

約数和(自身を含む): 45446252544

約数和(自身を除く): 23954906294

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 125, 163, 215, 223, 250, 275, 326, 430, 446, 473, 550, 625, 815, 946, 1075, 1115, 1250, 1375, 1630, 1793, 2150, 2230, 2365, 2453, 2750, 3586, 4075, 4730, 4906, 5375, 5575, 6875, 7009, 8150, 8965, 9589, 10750, 11150, 11825, 12265, 13750, 14018, 17930, 19178, 20375, 23650, 24530, 26875, 27875, 35045, 36349, 40750, 44825, 47945, 53750, 55750, 59125, 61325, 70090, 72698, 77099, 89650, 95890, 101875, 105479, 118250, 122650, 139375, 154198, 175225, 181745, 203750, 210958, 224125, 239725, 278750, 295625, 306625, 350450, 363490, 385495, 399839, 448250, 479450, 527395, 591250, 613250, 770990, 799678, 876125, 908725, 1054790, 1120625, 1198625, 1533125, 1563007, 1752250, 1817450, 1927475, 1999195, 2241250, 2397250, 2636975, 3066250, 3126014, 3854950, 3998390, 4380625, 4543625, 5273950, 5993125, 7815035, 8761250, 9087250, 9637375, 9995975, 11986250, 13184875, 15630070, 17193077, 19274750, 19991950, 22718125, 26369750, 34386154, 39075175, 45436250, 48186875, 49979875, 65924375, 78150350, 85965385, 96373750, 99959750, 131848750, 171930770, 195375875, 249899375, 390751750, 429826925, 499798750, 859653850, 976879375, 1953758750, 2149134625, 4298269250, 10745673125, 21491346250]

約数ペア:

[(1, 21491346250), (2, 10745673125), (5, 4298269250), (10, 2149134625), (11, 1953758750), (22, 976879375), (25, 859653850), (43, 499798750), (50, 429826925), (55, 390751750), (86, 249899375), (110, 195375875), (125, 171930770), (163, 131848750), (215, 99959750), (223, 96373750), (250, 85965385), (275, 78150350), (326, 65924375), (430, 49979875), (446, 48186875), (473, 45436250), (550, 39075175), (625, 34386154), (815, 26369750), (946, 22718125), (1075, 19991950), (1115, 19274750), (1250, 17193077), (1375, 15630070), (1630, 13184875), (1793, 11986250), (2150, 9995975), (2230, 9637375), (2365, 9087250), (2453, 8761250), (2750, 7815035), (3586, 5993125), (4075, 5273950), (4730, 4543625), (4906, 4380625), (5375, 3998390), (5575, 3854950), (6875, 3126014), (7009, 3066250), (8150, 2636975), (8965, 2397250), (9589, 2241250), (10750, 1999195), (11150, 1927475), (11825, 1817450), (12265, 1752250), (13750, 1563007), (14018, 1533125), (17930, 1198625), (19178, 1120625), (20375, 1054790), (23650, 908725), (24530, 876125), (26875, 799678), (27875, 770990), (35045, 613250), (36349, 591250), (40750, 527395), (44825, 479450), (47945, 448250), (53750, 399839), (55750, 385495), (59125, 363490), (61325, 350450), (70090, 306625), (72698, 295625), (77099, 278750), (89650, 239725), (95890, 224125), (101875, 210958), (105479, 203750), (118250, 181745), (122650, 175225), (139375, 154198)]