90158590

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{2267}}^1$

素因数の和:2412

約数の個数: 32

約数和(自身を含む): 168031584

約数和(自身を除く): 77872994

約数列:

[1, 2, 5, 10, 41, 82, 97, 194, 205, 410, 485, 970, 2267, 3977, 4534, 7954, 11335, 19885, 22670, 39770, 92947, 185894, 219899, 439798, 464735, 929470, 1099495, 2198990, 9015859, 18031718, 45079295, 90158590]

約数ペア:

[(1, 90158590), (2, 45079295), (5, 18031718), (10, 9015859), (41, 2198990), (82, 1099495), (97, 929470), (194, 464735), (205, 439798), (410, 219899), (485, 185894), (970, 92947), (2267, 39770), (3977, 22670), (4534, 19885), (7954, 11335)]