520533910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{12097}}^1$

素因数の和:12448

約数の個数: 32

約数和(自身を含む): 1012167072

約数和(自身を除く): 491633162

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 331, 662, 1655, 3310, 4303, 8606, 12097, 21515, 24194, 43030, 60485, 120970, 157261, 314522, 786305, 1572610, 4004107, 8008214, 20020535, 40041070, 52053391, 104106782, 260266955, 520533910]

約数ペア:

[(1, 520533910), (2, 260266955), (5, 104106782), (10, 52053391), (13, 40041070), (26, 20020535), (65, 8008214), (130, 4004107), (331, 1572610), (662, 786305), (1655, 314522), (3310, 157261), (4303, 120970), (8606, 60485), (12097, 43030), (21515, 24194)]