84516680

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{3121}}^1$

素因数の和:3809

約数の個数: 32

約数和(自身を含む): 190504440

約数和(自身を除く): 105987760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2708, 3121, 3385, 5416, 6242, 6770, 12484, 13540, 15605, 24968, 27080, 31210, 62420, 124840, 2112917, 4225834, 8451668, 10564585, 16903336, 21129170, 42258340, 84516680]

約数ペア:

[(1, 84516680), (2, 42258340), (4, 21129170), (5, 16903336), (8, 10564585), (10, 8451668), (20, 4225834), (40, 2112917), (677, 124840), (1354, 62420), (2708, 31210), (3121, 27080), (3385, 24968), (5416, 15605), (6242, 13540), (6770, 12484)]