108858280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{66377}}^1$

素因数の和:66429

約数の個数: 32

約数和(自身を含む): 250908840

約数和(自身を除く): 142050560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 66377, 132754, 265508, 331885, 531016, 663770, 1327540, 2655080, 2721457, 5442914, 10885828, 13607285, 21771656, 27214570, 54429140, 108858280]

約数ペア:

[(1, 108858280), (2, 54429140), (4, 27214570), (5, 21771656), (8, 13607285), (10, 10885828), (20, 5442914), (40, 2721457), (41, 2655080), (82, 1327540), (164, 663770), (205, 531016), (328, 331885), (410, 265508), (820, 132754), (1640, 66377)]