38642500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 120

約数和(自身を含む): 96437880

約数和(自身を除く): 57795380

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 41, 50, 52, 58, 65, 82, 100, 116, 125, 130, 145, 164, 205, 250, 260, 290, 325, 377, 410, 500, 533, 580, 625, 650, 725, 754, 820, 1025, 1066, 1189, 1250, 1300, 1450, 1508, 1625, 1885, 2050, 2132, 2378, 2500, 2665, 2900, 3250, 3625, 3770, 4100, 4756, 5125, 5330, 5945, 6500, 7250, 7540, 8125, 9425, 10250, 10660, 11890, 13325, 14500, 15457, 16250, 18125, 18850, 20500, 23780, 25625, 26650, 29725, 30914, 32500, 36250, 37700, 47125, 51250, 53300, 59450, 61828, 66625, 72500, 77285, 94250, 102500, 118900, 133250, 148625, 154570, 188500, 235625, 266500, 297250, 309140, 333125, 386425, 471250, 594500, 666250, 743125, 772850, 942500, 1332500, 1486250, 1545700, 1932125, 2972500, 3864250, 7728500, 9660625, 19321250, 38642500]

約数ペア:

[(1, 38642500), (2, 19321250), (4, 9660625), (5, 7728500), (10, 3864250), (13, 2972500), (20, 1932125), (25, 1545700), (26, 1486250), (29, 1332500), (41, 942500), (50, 772850), (52, 743125), (58, 666250), (65, 594500), (82, 471250), (100, 386425), (116, 333125), (125, 309140), (130, 297250), (145, 266500), (164, 235625), (205, 188500), (250, 154570), (260, 148625), (290, 133250), (325, 118900), (377, 102500), (410, 94250), (500, 77285), (533, 72500), (580, 66625), (625, 61828), (650, 59450), (725, 53300), (754, 51250), (820, 47125), (1025, 37700), (1066, 36250), (1189, 32500), (1250, 30914), (1300, 29725), (1450, 26650), (1508, 25625), (1625, 23780), (1885, 20500), (2050, 18850), (2132, 18125), (2378, 16250), (2500, 15457), (2665, 14500), (2900, 13325), (3250, 11890), (3625, 10660), (3770, 10250), (4100, 9425), (4756, 8125), (5125, 7540), (5330, 7250), (5945, 6500)]