248070160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{238529}}^1$

素因数の和:238555

約数の個数: 40

約数和(自身を含む): 621132120

約数和(自身を除く): 373061960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 238529, 477058, 954116, 1192645, 1908232, 2385290, 3100877, 3816464, 4770580, 6201754, 9541160, 12403508, 15504385, 19082320, 24807016, 31008770, 49614032, 62017540, 124035080, 248070160]

約数ペア:

[(1, 248070160), (2, 124035080), (4, 62017540), (5, 49614032), (8, 31008770), (10, 24807016), (13, 19082320), (16, 15504385), (20, 12403508), (26, 9541160), (40, 6201754), (52, 4770580), (65, 3816464), (80, 3100877), (104, 2385290), (130, 1908232), (208, 1192645), (260, 954116), (520, 477058), (1040, 238529)]