71776760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163129}}^1$

素因数の和:163151

約数の個数: 32

約数和(自身を含む): 176180400

約数和(自身を除く): 104403640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 163129, 326258, 652516, 815645, 1305032, 1631290, 1794419, 3262580, 3588838, 6525160, 7177676, 8972095, 14355352, 17944190, 35888380, 71776760]

約数ペア:

[(1, 71776760), (2, 35888380), (4, 17944190), (5, 14355352), (8, 8972095), (10, 7177676), (11, 6525160), (20, 3588838), (22, 3262580), (40, 1794419), (44, 1631290), (55, 1305032), (88, 815645), (110, 652516), (220, 326258), (440, 163129)]