66455720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97729}}^1$

素因数の和:97757

約数の個数: 32

約数和(自身を含む): 158322600

約数和(自身を除く): 91866880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 97729, 195458, 390916, 488645, 781832, 977290, 1661393, 1954580, 3322786, 3909160, 6645572, 8306965, 13291144, 16613930, 33227860, 66455720]

約数ペア:

[(1, 66455720), (2, 33227860), (4, 16613930), (5, 13291144), (8, 8306965), (10, 6645572), (17, 3909160), (20, 3322786), (34, 1954580), (40, 1661393), (68, 977290), (85, 781832), (136, 488645), (170, 390916), (340, 195458), (680, 97729)]