80927290

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^2\times {\mathrm{67}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 154189728

約数和(自身を除く): 73262438

約数列:

[1, 2, 5, 10, 43, 53, 67, 86, 106, 134, 215, 265, 335, 430, 530, 670, 2279, 2809, 2881, 3551, 4558, 5618, 5762, 7102, 11395, 14045, 14405, 17755, 22790, 28090, 28810, 35510, 120787, 152693, 188203, 241574, 305386, 376406, 603935, 763465, 941015, 1207870, 1526930, 1882030, 8092729, 16185458, 40463645, 80927290]

約数ペア:

[(1, 80927290), (2, 40463645), (5, 16185458), (10, 8092729), (43, 1882030), (53, 1526930), (67, 1207870), (86, 941015), (106, 763465), (134, 603935), (215, 376406), (265, 305386), (335, 241574), (430, 188203), (530, 152693), (670, 120787), (2279, 35510), (2809, 28810), (2881, 28090), (3551, 22790), (4558, 17755), (5618, 14405), (5762, 14045), (7102, 11395)]