74587880

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{4153}}^1$

素因数の和:4613

約数の個数: 32

約数和(自身を含む): 168237000

約数和(自身を除く): 93649120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 4153, 4490, 8306, 8980, 16612, 17960, 20765, 33224, 41530, 83060, 166120, 1864697, 3729394, 7458788, 9323485, 14917576, 18646970, 37293940, 74587880]

約数ペア:

[(1, 74587880), (2, 37293940), (4, 18646970), (5, 14917576), (8, 9323485), (10, 7458788), (20, 3729394), (40, 1864697), (449, 166120), (898, 83060), (1796, 41530), (2245, 33224), (3592, 20765), (4153, 17960), (4490, 16612), (8306, 8980)]