3210025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 5249664

約数和(自身を除く): 2039639

約数列:

[1, 5, 7, 13, 17, 25, 35, 65, 83, 85, 91, 119, 175, 221, 325, 415, 425, 455, 581, 595, 1079, 1105, 1411, 1547, 2075, 2275, 2905, 2975, 5395, 5525, 7055, 7553, 7735, 9877, 14525, 18343, 26975, 35275, 37765, 38675, 49385, 91715, 128401, 188825, 246925, 458575, 642005, 3210025]

約数ペア:

[(1, 3210025), (5, 642005), (7, 458575), (13, 246925), (17, 188825), (25, 128401), (35, 91715), (65, 49385), (83, 38675), (85, 37765), (91, 35275), (119, 26975), (175, 18343), (221, 14525), (325, 9877), (415, 7735), (425, 7553), (455, 7055), (581, 5525), (595, 5395), (1079, 2975), (1105, 2905), (1411, 2275), (1547, 2075)]