71408870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{5333}}^1$

素因数の和:5456

約数の個数: 32

約数和(自身を含む): 139793472

約数和(自身を除く): 68384602

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2678, 5333, 6695, 10666, 13390, 26665, 53330, 69329, 138658, 346645, 549299, 693290, 1098598, 2746495, 5492990, 7140887, 14281774, 35704435, 71408870]

約数ペア:

[(1, 71408870), (2, 35704435), (5, 14281774), (10, 7140887), (13, 5492990), (26, 2746495), (65, 1098598), (103, 693290), (130, 549299), (206, 346645), (515, 138658), (1030, 69329), (1339, 53330), (2678, 26665), (5333, 13390), (6695, 10666)]