82217980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{316223}}^1$

素因数の和:316245

約数の個数: 24

約数和(自身を含む): 185939712

約数和(自身を除く): 103721732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 316223, 632446, 1264892, 1581115, 3162230, 4110899, 6324460, 8221798, 16443596, 20554495, 41108990, 82217980]

約数ペア:

[(1, 82217980), (2, 41108990), (4, 20554495), (5, 16443596), (10, 8221798), (13, 6324460), (20, 4110899), (26, 3162230), (52, 1581115), (65, 1264892), (130, 632446), (260, 316223)]