100221040

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{6491}}^1$

素因数の和:6697

約数の個数: 40

約数和(自身を含む): 234257328

約数和(自身を除く): 134036288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 6491, 7720, 12982, 15440, 25964, 32455, 51928, 64910, 103856, 129820, 259640, 519280, 1252763, 2505526, 5011052, 6263815, 10022104, 12527630, 20044208, 25055260, 50110520, 100221040]

約数ペア:

[(1, 100221040), (2, 50110520), (4, 25055260), (5, 20044208), (8, 12527630), (10, 10022104), (16, 6263815), (20, 5011052), (40, 2505526), (80, 1252763), (193, 519280), (386, 259640), (772, 129820), (965, 103856), (1544, 64910), (1930, 51928), (3088, 32455), (3860, 25964), (6491, 15440), (7720, 12982)]