83868980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{322573}}^1$

素因数の和:322595

約数の個数: 24

約数和(自身を含む): 189673512

約数和(自身を除く): 105804532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 322573, 645146, 1290292, 1612865, 3225730, 4193449, 6451460, 8386898, 16773796, 20967245, 41934490, 83868980]

約数ペア:

[(1, 83868980), (2, 41934490), (4, 20967245), (5, 16773796), (10, 8386898), (13, 6451460), (20, 4193449), (26, 3225730), (52, 1612865), (65, 1290292), (130, 645146), (260, 322573)]