80856825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{661}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 153668736

約数和(自身を除く): 72811911

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 233, 525, 661, 699, 1165, 1631, 1983, 3305, 3495, 4627, 4893, 5825, 8155, 9915, 13881, 16525, 17475, 23135, 24465, 40775, 49575, 69405, 115675, 122325, 154013, 347025, 462039, 770065, 1078091, 2310195, 3234273, 3850325, 5390455, 11550975, 16171365, 26952275, 80856825]

約数ペア:

[(1, 80856825), (3, 26952275), (5, 16171365), (7, 11550975), (15, 5390455), (21, 3850325), (25, 3234273), (35, 2310195), (75, 1078091), (105, 770065), (175, 462039), (233, 347025), (525, 154013), (661, 122325), (699, 115675), (1165, 69405), (1631, 49575), (1983, 40775), (3305, 24465), (3495, 23135), (4627, 17475), (4893, 16525), (5825, 13881), (8155, 9915)]