71358125

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 40

約数和(自身を含む): 95969280

約数和(自身を除く): 24611155

約数列:

[1, 5, 25, 29, 31, 125, 127, 145, 155, 625, 635, 725, 775, 899, 3175, 3625, 3683, 3875, 3937, 4495, 15875, 18125, 18415, 19375, 19685, 22475, 79375, 92075, 98425, 112375, 114173, 460375, 492125, 561875, 570865, 2301875, 2460625, 2854325, 14271625, 71358125]

約数ペア:

[(1, 71358125), (5, 14271625), (25, 2854325), (29, 2460625), (31, 2301875), (125, 570865), (127, 561875), (145, 492125), (155, 460375), (625, 114173), (635, 112375), (725, 98425), (775, 92075), (899, 79375), (3175, 22475), (3625, 19685), (3683, 19375), (3875, 18415), (3937, 18125), (4495, 15875)]