68656540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1787}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 154096992

約数和(自身を除く): 85440452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 113, 170, 226, 340, 452, 565, 1130, 1787, 1921, 2260, 3574, 3842, 7148, 7684, 8935, 9605, 17870, 19210, 30379, 35740, 38420, 60758, 121516, 151895, 201931, 303790, 403862, 607580, 807724, 1009655, 2019310, 3432827, 4038620, 6865654, 13731308, 17164135, 34328270, 68656540]

約数ペア:

[(1, 68656540), (2, 34328270), (4, 17164135), (5, 13731308), (10, 6865654), (17, 4038620), (20, 3432827), (34, 2019310), (68, 1009655), (85, 807724), (113, 607580), (170, 403862), (226, 303790), (340, 201931), (452, 151895), (565, 121516), (1130, 60758), (1787, 38420), (1921, 35740), (2260, 30379), (3574, 19210), (3842, 17870), (7148, 9605), (7684, 8935)]