563261660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1\times {\mathrm{1993}}^1$

素因数の和:3102

約数の個数: 48

約数和(自身を含む): 1275649536

約数和(自身を除く): 712387876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1087, 1993, 2174, 3986, 4348, 5435, 7972, 9965, 10870, 14131, 19930, 21740, 25909, 28262, 39860, 51818, 56524, 70655, 103636, 129545, 141310, 259090, 282620, 518180, 2166391, 4332782, 8665564, 10831955, 21663910, 28163083, 43327820, 56326166, 112652332, 140815415, 281630830, 563261660]

約数ペア:

[(1, 563261660), (2, 281630830), (4, 140815415), (5, 112652332), (10, 56326166), (13, 43327820), (20, 28163083), (26, 21663910), (52, 10831955), (65, 8665564), (130, 4332782), (260, 2166391), (1087, 518180), (1993, 282620), (2174, 259090), (3986, 141310), (4348, 129545), (5435, 103636), (7972, 70655), (9965, 56524), (10870, 51818), (14131, 39860), (19930, 28262), (21740, 25909)]