72617816

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{2221}}^1$

素因数の和:2355

約数の個数: 32

約数和(自身を含む): 140519280

約数和(自身を除く): 67901464

約数列:

[1, 2, 4, 8, 61, 67, 122, 134, 244, 268, 488, 536, 2221, 4087, 4442, 8174, 8884, 16348, 17768, 32696, 135481, 148807, 270962, 297614, 541924, 595228, 1083848, 1190456, 9077227, 18154454, 36308908, 72617816]

約数ペア:

[(1, 72617816), (2, 36308908), (4, 18154454), (8, 9077227), (61, 1190456), (67, 1083848), (122, 595228), (134, 541924), (244, 297614), (268, 270962), (488, 148807), (536, 135481), (2221, 32696), (4087, 17768), (4442, 16348), (8174, 8884)]