66484280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97771}}^1$

素因数の和:97799

約数の個数: 32

約数和(自身を含む): 158390640

約数和(自身を除く): 91906360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 97771, 195542, 391084, 488855, 782168, 977710, 1662107, 1955420, 3324214, 3910840, 6648428, 8310535, 13296856, 16621070, 33242140, 66484280]

約数ペア:

[(1, 66484280), (2, 33242140), (4, 16621070), (5, 13296856), (8, 8310535), (10, 6648428), (17, 3910840), (20, 3324214), (34, 1955420), (40, 1662107), (68, 977710), (85, 782168), (136, 488855), (170, 391084), (340, 195542), (680, 97771)]