74576840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{829}}^1$

素因数の和:1026

約数の個数: 64

約数和(自身を含む): 181969200

約数和(自身を除く): 107392360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 173, 260, 346, 520, 692, 829, 865, 1384, 1658, 1730, 2249, 3316, 3460, 4145, 4498, 6632, 6920, 8290, 8996, 10777, 11245, 16580, 17992, 21554, 22490, 33160, 43108, 44980, 53885, 86216, 89960, 107770, 143417, 215540, 286834, 431080, 573668, 717085, 1147336, 1434170, 1864421, 2868340, 3728842, 5736680, 7457684, 9322105, 14915368, 18644210, 37288420, 74576840]

約数ペア:

[(1, 74576840), (2, 37288420), (4, 18644210), (5, 14915368), (8, 9322105), (10, 7457684), (13, 5736680), (20, 3728842), (26, 2868340), (40, 1864421), (52, 1434170), (65, 1147336), (104, 717085), (130, 573668), (173, 431080), (260, 286834), (346, 215540), (520, 143417), (692, 107770), (829, 89960), (865, 86216), (1384, 53885), (1658, 44980), (1730, 43108), (2249, 33160), (3316, 22490), (3460, 21554), (4145, 17992), (4498, 16580), (6632, 11245), (6920, 10777), (8290, 8996)]