401029025

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{1231}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 506884224

約数和(自身を除く): 105855199

約数列:

[1, 5, 25, 83, 157, 415, 785, 1231, 2075, 3925, 6155, 13031, 30775, 65155, 102173, 193267, 325775, 510865, 966335, 2554325, 4831675, 16041161, 80205805, 401029025]

約数ペア:

[(1, 401029025), (5, 80205805), (25, 16041161), (83, 4831675), (157, 2554325), (415, 966335), (785, 510865), (1231, 325775), (2075, 193267), (3925, 102173), (6155, 65155), (13031, 30775)]