68432528

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{983}}^1$

素因数の和:1239

約数の個数: 40

約数和(自身を含む): 140318400

約数和(自身を除く): 71885872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 229, 304, 458, 916, 983, 1832, 1966, 3664, 3932, 4351, 7864, 8702, 15728, 17404, 18677, 34808, 37354, 69616, 74708, 149416, 225107, 298832, 450214, 900428, 1800856, 3601712, 4277033, 8554066, 17108132, 34216264, 68432528]

約数ペア:

[(1, 68432528), (2, 34216264), (4, 17108132), (8, 8554066), (16, 4277033), (19, 3601712), (38, 1800856), (76, 900428), (152, 450214), (229, 298832), (304, 225107), (458, 149416), (916, 74708), (983, 69616), (1832, 37354), (1966, 34808), (3664, 18677), (3932, 17404), (4351, 15728), (7864, 8702)]