61579960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{118423}}^1$

素因数の和:118447

約数の個数: 32

約数和(自身を含む): 149214240

約数和(自身を除く): 87634280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 118423, 236846, 473692, 592115, 947384, 1184230, 1539499, 2368460, 3078998, 4736920, 6157996, 7697495, 12315992, 15394990, 30789980, 61579960]

約数ペア:

[(1, 61579960), (2, 30789980), (4, 15394990), (5, 12315992), (8, 7697495), (10, 6157996), (13, 4736920), (20, 3078998), (26, 2368460), (40, 1539499), (52, 1184230), (65, 947384), (104, 592115), (130, 473692), (260, 236846), (520, 118423)]