2012630425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4093}}^1$

素因数の和:4222

約数の個数: 48

約数和(自身を含む): 2878409520

約数和(自身を除く): 865779095

約数列:

[1, 5, 13, 17, 25, 65, 85, 89, 221, 325, 425, 445, 1105, 1157, 1513, 2225, 4093, 5525, 5785, 7565, 19669, 20465, 28925, 37825, 53209, 69581, 98345, 102325, 266045, 347905, 364277, 491725, 904553, 1330225, 1739525, 1821385, 4522765, 4735601, 6192709, 9106925, 22613825, 23678005, 30963545, 80505217, 118390025, 154817725, 402526085, 2012630425]

約数ペア:

[(1, 2012630425), (5, 402526085), (13, 154817725), (17, 118390025), (25, 80505217), (65, 30963545), (85, 23678005), (89, 22613825), (221, 9106925), (325, 6192709), (425, 4735601), (445, 4522765), (1105, 1821385), (1157, 1739525), (1513, 1330225), (2225, 904553), (4093, 491725), (5525, 364277), (5785, 347905), (7565, 266045), (19669, 102325), (20465, 98345), (28925, 69581), (37825, 53209)]