63521680

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^2\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 60

約数和(自身を含む): 150743700

約数和(自身を除く): 87222020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 149, 292, 298, 365, 584, 596, 730, 745, 1168, 1192, 1460, 1490, 2384, 2920, 2980, 5329, 5840, 5960, 10658, 10877, 11920, 21316, 21754, 26645, 42632, 43508, 53290, 54385, 85264, 87016, 106580, 108770, 174032, 213160, 217540, 426320, 435080, 794021, 870160, 1588042, 3176084, 3970105, 6352168, 7940210, 12704336, 15880420, 31760840, 63521680]

約数ペア:

[(1, 63521680), (2, 31760840), (4, 15880420), (5, 12704336), (8, 7940210), (10, 6352168), (16, 3970105), (20, 3176084), (40, 1588042), (73, 870160), (80, 794021), (146, 435080), (149, 426320), (292, 217540), (298, 213160), (365, 174032), (584, 108770), (596, 106580), (730, 87016), (745, 85264), (1168, 54385), (1192, 53290), (1460, 43508), (1490, 42632), (2384, 26645), (2920, 21754), (2980, 21316), (5329, 11920), (5840, 10877), (5960, 10658)]