156635025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2857}}^1$

素因数の和:2930

約数の個数: 48

約数和(自身を含む): 280678464

約数和(自身を除く): 124043439

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 215, 255, 425, 645, 731, 1075, 1275, 2193, 2857, 3225, 3655, 8571, 10965, 14285, 18275, 42855, 48569, 54825, 71425, 122851, 145707, 214275, 242845, 368553, 614255, 728535, 1214225, 1842765, 2088467, 3071275, 3642675, 6265401, 9213825, 10442335, 31327005, 52211675, 156635025]

約数ペア:

[(1, 156635025), (3, 52211675), (5, 31327005), (15, 10442335), (17, 9213825), (25, 6265401), (43, 3642675), (51, 3071275), (75, 2088467), (85, 1842765), (129, 1214225), (215, 728535), (255, 614255), (425, 368553), (645, 242845), (731, 214275), (1075, 145707), (1275, 122851), (2193, 71425), (2857, 54825), (3225, 48569), (3655, 42855), (8571, 18275), (10965, 14285)]