157152080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{115553}}^1$

素因数の和:115583

約数の個数: 40

約数和(自身を含む): 386874792

約数和(自身を除く): 229722712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 115553, 231106, 462212, 577765, 924424, 1155530, 1848848, 1964401, 2311060, 3928802, 4622120, 7857604, 9244240, 9822005, 15715208, 19644010, 31430416, 39288020, 78576040, 157152080]

約数ペア:

[(1, 157152080), (2, 78576040), (4, 39288020), (5, 31430416), (8, 19644010), (10, 15715208), (16, 9822005), (17, 9244240), (20, 7857604), (34, 4622120), (40, 3928802), (68, 2311060), (80, 1964401), (85, 1848848), (136, 1155530), (170, 924424), (272, 577765), (340, 462212), (680, 231106), (1360, 115553)]