64444280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{94771}}^1$

素因数の和:94799

約数の個数: 32

約数和(自身を含む): 153530640

約数和(自身を除く): 89086360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 94771, 189542, 379084, 473855, 758168, 947710, 1611107, 1895420, 3222214, 3790840, 6444428, 8055535, 12888856, 16111070, 32222140, 64444280]

約数ペア:

[(1, 64444280), (2, 32222140), (4, 16111070), (5, 12888856), (8, 8055535), (10, 6444428), (17, 3790840), (20, 3222214), (34, 1895420), (40, 1611107), (68, 947710), (85, 758168), (136, 473855), (170, 379084), (340, 189542), (680, 94771)]