20064037175

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{238361}}^1$

素因数の和:238428

約数の個数: 48

約数和(自身を含む): 31448528832

約数和(自身を除く): 11384491657

約数列:

[1, 5, 7, 13, 25, 35, 37, 65, 91, 175, 185, 259, 325, 455, 481, 925, 1295, 2275, 2405, 3367, 6475, 12025, 16835, 84175, 238361, 1191805, 1668527, 3098693, 5959025, 8342635, 8819357, 15493465, 21690851, 41713175, 44096785, 61735499, 77467325, 108454255, 114651641, 220483925, 308677495, 542271275, 573258205, 802561487, 1543387475, 2866291025, 4012807435, 20064037175]

約数ペア:

[(1, 20064037175), (5, 4012807435), (7, 2866291025), (13, 1543387475), (25, 802561487), (35, 573258205), (37, 542271275), (65, 308677495), (91, 220483925), (175, 114651641), (185, 108454255), (259, 77467325), (325, 61735499), (455, 44096785), (481, 41713175), (925, 21690851), (1295, 15493465), (2275, 8819357), (2405, 8342635), (3367, 5959025), (6475, 3098693), (12025, 1668527), (16835, 1191805), (84175, 238361)]