100420775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1193}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 157531584

約数和(自身を除く): 57110809

約数列:

[1, 5, 7, 13, 25, 35, 37, 65, 91, 175, 185, 259, 325, 455, 481, 925, 1193, 1295, 2275, 2405, 3367, 5965, 6475, 8351, 12025, 15509, 16835, 29825, 41755, 44141, 77545, 84175, 108563, 208775, 220705, 308987, 387725, 542815, 573833, 1103525, 1544935, 2714075, 2869165, 4016831, 7724675, 14345825, 20084155, 100420775]

約数ペア:

[(1, 100420775), (5, 20084155), (7, 14345825), (13, 7724675), (25, 4016831), (35, 2869165), (37, 2714075), (65, 1544935), (91, 1103525), (175, 573833), (185, 542815), (259, 387725), (325, 308987), (455, 220705), (481, 208775), (925, 108563), (1193, 84175), (1295, 77545), (2275, 44141), (2405, 41755), (3367, 29825), (5965, 16835), (6475, 15509), (8351, 12025)]