87529975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 124679520

約数和(自身を除く): 37149545

約数列:

[1, 5, 13, 25, 29, 37, 65, 145, 185, 251, 325, 377, 481, 725, 925, 1073, 1255, 1885, 2405, 3263, 5365, 6275, 7279, 9287, 9425, 12025, 13949, 16315, 26825, 36395, 46435, 69745, 81575, 94627, 120731, 181975, 232175, 269323, 348725, 473135, 603655, 1346615, 2365675, 3018275, 3501199, 6733075, 17505995, 87529975]

約数ペア:

[(1, 87529975), (5, 17505995), (13, 6733075), (25, 3501199), (29, 3018275), (37, 2365675), (65, 1346615), (145, 603655), (185, 473135), (251, 348725), (325, 269323), (377, 232175), (481, 181975), (725, 120731), (925, 94627), (1073, 81575), (1255, 69745), (1885, 46435), (2405, 36395), (3263, 26825), (5365, 16315), (6275, 13949), (7279, 12025), (9287, 9425)]