71328740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{883}}^1$

素因数の和:1476

約数の個数: 48

約数和(自身を含む): 171679872

約数和(自身を除く): 100351132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 577, 883, 1154, 1766, 2308, 2885, 3532, 4039, 4415, 5770, 6181, 8078, 8830, 11540, 12362, 16156, 17660, 20195, 24724, 30905, 40390, 61810, 80780, 123620, 509491, 1018982, 2037964, 2547455, 3566437, 5094910, 7132874, 10189820, 14265748, 17832185, 35664370, 71328740]

約数ペア:

[(1, 71328740), (2, 35664370), (4, 17832185), (5, 14265748), (7, 10189820), (10, 7132874), (14, 5094910), (20, 3566437), (28, 2547455), (35, 2037964), (70, 1018982), (140, 509491), (577, 123620), (883, 80780), (1154, 61810), (1766, 40390), (2308, 30905), (2885, 24724), (3532, 20195), (4039, 17660), (4415, 16156), (5770, 12362), (6181, 11540), (8078, 8830)]