31514253980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2113}}^1\times {\mathrm{6163}}^1$

素因数の和:8307

約数の個数: 72

約数和(自身を含む): 72789467856

約数和(自身を除く): 41275213876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2113, 2420, 4226, 6163, 8452, 10565, 12326, 21130, 23243, 24652, 30815, 42260, 46486, 61630, 67793, 92972, 116215, 123260, 135586, 232430, 255673, 271172, 338965, 464860, 511346, 677930, 745723, 1022692, 1278365, 1355860, 1491446, 2556730, 2982892, 3728615, 5113460, 7457230, 13022419, 14914460, 26044838, 52089676, 65112095, 130224190, 143246609, 260448380, 286493218, 572986436, 716233045, 1432466090, 1575712699, 2864932180, 3151425398, 6302850796, 7878563495, 15757126990, 31514253980]

約数ペア:

[(1, 31514253980), (2, 15757126990), (4, 7878563495), (5, 6302850796), (10, 3151425398), (11, 2864932180), (20, 1575712699), (22, 1432466090), (44, 716233045), (55, 572986436), (110, 286493218), (121, 260448380), (220, 143246609), (242, 130224190), (484, 65112095), (605, 52089676), (1210, 26044838), (2113, 14914460), (2420, 13022419), (4226, 7457230), (6163, 5113460), (8452, 3728615), (10565, 2982892), (12326, 2556730), (21130, 1491446), (23243, 1355860), (24652, 1278365), (30815, 1022692), (42260, 745723), (46486, 677930), (61630, 511346), (67793, 464860), (92972, 338965), (116215, 271172), (123260, 255673), (135586, 232430)]