1261461575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{431}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 1774172160

約数和(自身を除く): 512710585

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 367, 431, 725, 1595, 1835, 2155, 4037, 4741, 7975, 9175, 10643, 10775, 12499, 20185, 23705, 53215, 62495, 100925, 117073, 118525, 137489, 158177, 266075, 312475, 585365, 687445, 790885, 1739947, 2926825, 3437225, 3954425, 4587133, 8699735, 22935665, 43498675, 50458463, 114678325, 252292315, 1261461575]

約数ペア:

[(1, 1261461575), (5, 252292315), (11, 114678325), (25, 50458463), (29, 43498675), (55, 22935665), (145, 8699735), (275, 4587133), (319, 3954425), (367, 3437225), (431, 2926825), (725, 1739947), (1595, 790885), (1835, 687445), (2155, 585365), (4037, 312475), (4741, 266075), (7975, 158177), (9175, 137489), (10643, 118525), (10775, 117073), (12499, 100925), (20185, 62495), (23705, 53215)]