72584710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1531}}^1$

素因数の和:1980

約数の個数: 32

約数和(自身を含む): 142953984

約数和(自身を除く): 70369274

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 431, 862, 1531, 2155, 3062, 4310, 4741, 7655, 9482, 15310, 16841, 23705, 33682, 47410, 84205, 168410, 659861, 1319722, 3299305, 6598610, 7258471, 14516942, 36292355, 72584710]

約数ペア:

[(1, 72584710), (2, 36292355), (5, 14516942), (10, 7258471), (11, 6598610), (22, 3299305), (55, 1319722), (110, 659861), (431, 168410), (862, 84205), (1531, 47410), (2155, 33682), (3062, 23705), (4310, 16841), (4741, 15310), (7655, 9482)]