31702225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 40731768

約数和(自身を除く): 9029543

約数列:

[1, 5, 25, 41, 157, 197, 205, 785, 985, 1025, 3925, 4925, 6437, 8077, 30929, 32185, 40385, 154645, 160925, 201925, 773225, 1268089, 6340445, 31702225]

約数ペア:

[(1, 31702225), (5, 6340445), (25, 1268089), (41, 773225), (157, 201925), (197, 160925), (205, 154645), (785, 40385), (985, 32185), (1025, 30929), (3925, 8077), (4925, 6437)]