127850440

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{40459}}^1$

素因数の和:40549

約数の個数: 32

約数和(自身を含む): 291312000

約数和(自身を除く): 163461560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 40459, 80918, 161836, 202295, 323672, 404590, 809180, 1618360, 3196261, 6392522, 12785044, 15981305, 25570088, 31962610, 63925220, 127850440]

約数ペア:

[(1, 127850440), (2, 63925220), (4, 31962610), (5, 25570088), (8, 15981305), (10, 12785044), (20, 6392522), (40, 3196261), (79, 1618360), (158, 809180), (316, 404590), (395, 323672), (632, 202295), (790, 161836), (1580, 80918), (3160, 40459)]