129524450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:384

約数の個数: 72

約数和(自身を含む): 269149440

約数和(自身を除く): 139624990

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 79, 110, 121, 158, 242, 271, 275, 395, 542, 550, 605, 790, 869, 1210, 1355, 1738, 1975, 2710, 2981, 3025, 3950, 4345, 5962, 6050, 6775, 8690, 9559, 13550, 14905, 19118, 21409, 21725, 29810, 32791, 42818, 43450, 47795, 65582, 74525, 95590, 107045, 149050, 163955, 214090, 235499, 238975, 327910, 470998, 477950, 535225, 819775, 1070450, 1177495, 1639550, 2354990, 2590489, 5180978, 5887475, 11774950, 12952445, 25904890, 64762225, 129524450]

約数ペア:

[(1, 129524450), (2, 64762225), (5, 25904890), (10, 12952445), (11, 11774950), (22, 5887475), (25, 5180978), (50, 2590489), (55, 2354990), (79, 1639550), (110, 1177495), (121, 1070450), (158, 819775), (242, 535225), (271, 477950), (275, 470998), (395, 327910), (542, 238975), (550, 235499), (605, 214090), (790, 163955), (869, 149050), (1210, 107045), (1355, 95590), (1738, 74525), (1975, 65582), (2710, 47795), (2981, 43450), (3025, 42818), (3950, 32791), (4345, 29810), (5962, 21725), (6050, 21409), (6775, 19118), (8690, 14905), (9559, 13550)]