127976225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{877}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 171473400

約数和(自身を除く): 43497175

約数列:

[1, 5, 13, 25, 65, 325, 449, 877, 2245, 4385, 5837, 11225, 11401, 21925, 29185, 57005, 145925, 285025, 393773, 1968865, 5119049, 9844325, 25595245, 127976225]

約数ペア:

[(1, 127976225), (5, 25595245), (13, 9844325), (25, 5119049), (65, 1968865), (325, 393773), (449, 285025), (877, 145925), (2245, 57005), (4385, 29185), (5837, 21925), (11225, 11401)]