64264460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13009}}^1$

素因数の和:13050

約数の個数: 48

約数和(自身を含む): 152997600

約数和(自身を除く): 88733140

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 13009, 26018, 52036, 65045, 130090, 169117, 247171, 260180, 338234, 494342, 676468, 845585, 988684, 1235855, 1691170, 2471710, 3213223, 3382340, 4943420, 6426446, 12852892, 16066115, 32132230, 64264460]

約数ペア:

[(1, 64264460), (2, 32132230), (4, 16066115), (5, 12852892), (10, 6426446), (13, 4943420), (19, 3382340), (20, 3213223), (26, 2471710), (38, 1691170), (52, 1235855), (65, 988684), (76, 845585), (95, 676468), (130, 494342), (190, 338234), (247, 260180), (260, 247171), (380, 169117), (494, 130090), (988, 65045), (1235, 52036), (2470, 26018), (4940, 13009)]