264976010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{4643}}^1$

素因数の和:5102

約数の個数: 32

約数和(自身を含む): 514926720

約数和(自身を除く): 249950710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 439, 878, 2195, 4390, 4643, 5707, 9286, 11414, 23215, 28535, 46430, 57070, 60359, 120718, 301795, 603590, 2038277, 4076554, 10191385, 20382770, 26497601, 52995202, 132488005, 264976010]

約数ペア:

[(1, 264976010), (2, 132488005), (5, 52995202), (10, 26497601), (13, 20382770), (26, 10191385), (65, 4076554), (130, 2038277), (439, 603590), (878, 301795), (2195, 120718), (4390, 60359), (4643, 57070), (5707, 46430), (9286, 28535), (11414, 23215)]