155120625

素因数分解:

$3^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 120

約数和(自身を含む): 321647040

約数和(自身を除く): 166526415

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 109, 115, 125, 165, 207, 225, 253, 275, 327, 345, 375, 495, 545, 575, 625, 759, 825, 981, 1035, 1125, 1199, 1265, 1375, 1635, 1725, 1875, 2277, 2475, 2507, 2725, 2875, 3597, 3795, 4125, 4905, 5175, 5625, 5995, 6325, 6875, 7521, 8175, 8625, 10791, 11385, 12375, 12535, 13625, 14375, 17985, 18975, 20625, 22563, 24525, 25875, 27577, 29975, 31625, 37605, 40875, 43125, 53955, 56925, 61875, 62675, 68125, 82731, 89925, 94875, 112815, 122625, 129375, 137885, 149875, 158125, 188025, 204375, 248193, 269775, 284625, 313375, 413655, 449625, 474375, 564075, 613125, 689425, 749375, 940125, 1240965, 1348875, 1423125, 1566875, 2068275, 2248125, 2820375, 3447125, 4700625, 6204825, 6744375, 10341375, 14101875, 17235625, 31024125, 51706875, 155120625]

約数ペア:

[(1, 155120625), (3, 51706875), (5, 31024125), (9, 17235625), (11, 14101875), (15, 10341375), (23, 6744375), (25, 6204825), (33, 4700625), (45, 3447125), (55, 2820375), (69, 2248125), (75, 2068275), (99, 1566875), (109, 1423125), (115, 1348875), (125, 1240965), (165, 940125), (207, 749375), (225, 689425), (253, 613125), (275, 564075), (327, 474375), (345, 449625), (375, 413655), (495, 313375), (545, 284625), (575, 269775), (625, 248193), (759, 204375), (825, 188025), (981, 158125), (1035, 149875), (1125, 137885), (1199, 129375), (1265, 122625), (1375, 112815), (1635, 94875), (1725, 89925), (1875, 82731), (2277, 68125), (2475, 62675), (2507, 61875), (2725, 56925), (2875, 53955), (3597, 43125), (3795, 40875), (4125, 37605), (4905, 31625), (5175, 29975), (5625, 27577), (5995, 25875), (6325, 24525), (6875, 22563), (7521, 20625), (8175, 18975), (8625, 17985), (10791, 14375), (11385, 13625), (12375, 12535)]