72816968

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{68437}}^1$

素因数の和:68469

約数の個数: 32

約数和(自身を含む): 164251200

約数和(自身を除く): 91434232

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 68437, 136874, 273748, 479059, 547496, 958118, 1300303, 1916236, 2600606, 3832472, 5201212, 9102121, 10402424, 18204242, 36408484, 72816968]

約数ペア:

[(1, 72816968), (2, 36408484), (4, 18204242), (7, 10402424), (8, 9102121), (14, 5201212), (19, 3832472), (28, 2600606), (38, 1916236), (56, 1300303), (76, 958118), (133, 547496), (152, 479059), (266, 273748), (532, 136874), (1064, 68437)]