61286480

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2707}}^1$

素因数の和:3003

約数の個数: 40

約数和(自身を含む): 143047392

約数和(自身を除く): 81760912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 1132, 1415, 2264, 2707, 2830, 4528, 5414, 5660, 10828, 11320, 13535, 21656, 22640, 27070, 43312, 54140, 108280, 216560, 766081, 1532162, 3064324, 3830405, 6128648, 7660810, 12257296, 15321620, 30643240, 61286480]

約数ペア:

[(1, 61286480), (2, 30643240), (4, 15321620), (5, 12257296), (8, 7660810), (10, 6128648), (16, 3830405), (20, 3064324), (40, 1532162), (80, 766081), (283, 216560), (566, 108280), (1132, 54140), (1415, 43312), (2264, 27070), (2707, 22640), (2830, 21656), (4528, 13535), (5414, 11320), (5660, 10828)]