63903320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122891}}^1$

素因数の和:122915

約数の個数: 32

約数和(自身を含む): 154843920

約数和(自身を除く): 90940600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 122891, 245782, 491564, 614455, 983128, 1228910, 1597583, 2457820, 3195166, 4915640, 6390332, 7987915, 12780664, 15975830, 31951660, 63903320]

約数ペア:

[(1, 63903320), (2, 31951660), (4, 15975830), (5, 12780664), (8, 7987915), (10, 6390332), (13, 4915640), (20, 3195166), (26, 2457820), (40, 1597583), (52, 1228910), (65, 983128), (104, 614455), (130, 491564), (260, 245782), (520, 122891)]