72161968

素因数分解:

$2^4\times {\mathrm{41}}^2\times {\mathrm{2683}}^1$

素因数の和:2773

約数の個数: 30

約数和(自身を含む): 143360492

約数和(自身を除く): 71198524

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1681, 2683, 3362, 5366, 6724, 10732, 13448, 21464, 26896, 42928, 110003, 220006, 440012, 880024, 1760048, 4510123, 9020246, 18040492, 36080984, 72161968]

約数ペア:

[(1, 72161968), (2, 36080984), (4, 18040492), (8, 9020246), (16, 4510123), (41, 1760048), (82, 880024), (164, 440012), (328, 220006), (656, 110003), (1681, 42928), (2683, 26896), (3362, 21464), (5366, 13448), (6724, 10732)]