126996475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6521}}^1$

素因数の和:6591

約数の個数: 24

約数和(自身を含む): 169832880

約数和(自身を除く): 42836405

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 779, 1025, 3895, 6521, 19475, 32605, 123899, 163025, 267361, 619495, 1336805, 3097475, 5079859, 6684025, 25399295, 126996475]

約数ペア:

[(1, 126996475), (5, 25399295), (19, 6684025), (25, 5079859), (41, 3097475), (95, 1336805), (205, 619495), (475, 267361), (779, 163025), (1025, 123899), (3895, 32605), (6521, 19475)]