80101888

素因数分解:

$2^9\times {\mathrm{101}}^1\times {\mathrm{1549}}^1$

素因数の和:1668

約数の個数: 40

約数和(自身を含む): 161736300

約数和(自身を除く): 81634412

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 256, 404, 512, 808, 1549, 1616, 3098, 3232, 6196, 6464, 12392, 12928, 24784, 25856, 49568, 51712, 99136, 156449, 198272, 312898, 396544, 625796, 793088, 1251592, 2503184, 5006368, 10012736, 20025472, 40050944, 80101888]

約数ペア:

[(1, 80101888), (2, 40050944), (4, 20025472), (8, 10012736), (16, 5006368), (32, 2503184), (64, 1251592), (101, 793088), (128, 625796), (202, 396544), (256, 312898), (404, 198272), (512, 156449), (808, 99136), (1549, 51712), (1616, 49568), (3098, 25856), (3232, 24784), (6196, 12928), (6464, 12392)]