72685288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{997}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 147125160

約数和(自身を除く): 74439872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 701, 997, 1402, 1994, 2804, 3988, 5608, 7976, 9113, 12961, 18226, 25922, 36452, 51844, 72904, 103688, 698897, 1397794, 2795588, 5591176, 9085661, 18171322, 36342644, 72685288]

約数ペア:

[(1, 72685288), (2, 36342644), (4, 18171322), (8, 9085661), (13, 5591176), (26, 2795588), (52, 1397794), (104, 698897), (701, 103688), (997, 72904), (1402, 51844), (1994, 36452), (2804, 25922), (3988, 18226), (5608, 12961), (7976, 9113)]