81997542910

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{449}}^1\times {\mathrm{44651}}^1$

素因数の和:45516

約数の個数: 32

約数和(自身を含む): 148289292000

約数和(自身を除く): 66291749090

約数列:

[1, 2, 5, 10, 409, 449, 818, 898, 2045, 2245, 4090, 4490, 44651, 89302, 183641, 223255, 367282, 446510, 918205, 1836410, 18262259, 20048299, 36524518, 40096598, 91311295, 100241495, 182622590, 200482990, 8199754291, 16399508582, 40998771455, 81997542910]

約数ペア:

[(1, 81997542910), (2, 40998771455), (5, 16399508582), (10, 8199754291), (409, 200482990), (449, 182622590), (818, 100241495), (898, 91311295), (2045, 40096598), (2245, 36524518), (4090, 20048299), (4490, 18262259), (44651, 1836410), (89302, 918205), (183641, 446510), (223255, 367282)]