71406475

素因数分解:

$5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:916

約数の個数: 36

約数和(自身を含む): 104578128

約数和(自身を除く): 33171653

約数列:

[1, 5, 7, 25, 35, 49, 71, 175, 245, 355, 497, 821, 1225, 1775, 2485, 3479, 4105, 5747, 12425, 17395, 20525, 28735, 40229, 58291, 86975, 143675, 201145, 291455, 408037, 1005725, 1457275, 2040185, 2856259, 10200925, 14281295, 71406475]

約数ペア:

[(1, 71406475), (5, 14281295), (7, 10200925), (25, 2856259), (35, 2040185), (49, 1457275), (71, 1005725), (175, 408037), (245, 291455), (355, 201145), (497, 143675), (821, 86975), (1225, 58291), (1775, 40229), (2485, 28735), (3479, 20525), (4105, 17395), (5747, 12425)]