72681800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{21377}}^1$

素因数の和:21410

約数の個数: 48

約数和(自身を含む): 178933860

約数和(自身を除く): 106252060

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 21377, 42754, 85508, 106885, 171016, 213770, 363409, 427540, 534425, 726818, 855080, 1068850, 1453636, 1817045, 2137700, 2907272, 3634090, 4275400, 7268180, 9085225, 14536360, 18170450, 36340900, 72681800]

約数ペア:

[(1, 72681800), (2, 36340900), (4, 18170450), (5, 14536360), (8, 9085225), (10, 7268180), (17, 4275400), (20, 3634090), (25, 2907272), (34, 2137700), (40, 1817045), (50, 1453636), (68, 1068850), (85, 855080), (100, 726818), (136, 534425), (170, 427540), (200, 363409), (340, 213770), (425, 171016), (680, 106885), (850, 85508), (1700, 42754), (3400, 21377)]