80128016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1151}}^1$

素因数の和:1407

約数の個数: 40

約数和(自身を含む): 164275200

約数和(自身を除く): 84147184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 229, 304, 458, 916, 1151, 1832, 2302, 3664, 4351, 4604, 8702, 9208, 17404, 18416, 21869, 34808, 43738, 69616, 87476, 174952, 263579, 349904, 527158, 1054316, 2108632, 4217264, 5008001, 10016002, 20032004, 40064008, 80128016]

約数ペア:

[(1, 80128016), (2, 40064008), (4, 20032004), (8, 10016002), (16, 5008001), (19, 4217264), (38, 2108632), (76, 1054316), (152, 527158), (229, 349904), (304, 263579), (458, 174952), (916, 87476), (1151, 69616), (1832, 43738), (2302, 34808), (3664, 21869), (4351, 18416), (4604, 17404), (8702, 9208)]