140402875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1907}}^1$

素因数の和:1972

約数の個数: 32

約数和(自身を含む): 190494720

約数和(自身を除く): 50091845

約数列:

[1, 5, 19, 25, 31, 95, 125, 155, 475, 589, 775, 1907, 2375, 2945, 3875, 9535, 14725, 36233, 47675, 59117, 73625, 181165, 238375, 295585, 905825, 1123223, 1477925, 4529125, 5616115, 7389625, 28080575, 140402875]

約数ペア:

[(1, 140402875), (5, 28080575), (19, 7389625), (25, 5616115), (31, 4529125), (95, 1477925), (125, 1123223), (155, 905825), (475, 295585), (589, 238375), (775, 181165), (1907, 73625), (2375, 59117), (2945, 47675), (3875, 36233), (9535, 14725)]