80946260

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{8243}}^1$

素因数の和:8743

約数の個数: 24

約数和(自身を含む): 170354016

約数和(自身を除く): 89407756

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 8243, 9820, 16486, 32972, 41215, 82430, 164860, 4047313, 8094626, 16189252, 20236565, 40473130, 80946260]

約数ペア:

[(1, 80946260), (2, 40473130), (4, 20236565), (5, 16189252), (10, 8094626), (20, 4047313), (491, 164860), (982, 82430), (1964, 41215), (2455, 32972), (4910, 16486), (8243, 9820)]