128869130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1571}}^1$

素因数の和:2222

約数の個数: 32

約数和(自身を含む): 250363008

約数和(自身を除く): 121493878

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 631, 1262, 1571, 3142, 3155, 6310, 7855, 8203, 15710, 16406, 20423, 40846, 41015, 82030, 102115, 204230, 991301, 1982602, 4956505, 9913010, 12886913, 25773826, 64434565, 128869130]

約数ペア:

[(1, 128869130), (2, 64434565), (5, 25773826), (10, 12886913), (13, 9913010), (26, 4956505), (65, 1982602), (130, 991301), (631, 204230), (1262, 102115), (1571, 82030), (3142, 41015), (3155, 40846), (6310, 20423), (7855, 16406), (8203, 15710)]