1256392025

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2293}}^1$

素因数の和:2442

約数の個数: 48

約数和(自身を含む): 1856928768

約数和(自身を除く): 600536743

約数列:

[1, 5, 7, 25, 31, 35, 101, 155, 175, 217, 505, 707, 775, 1085, 2293, 2525, 3131, 3535, 5425, 11465, 15655, 16051, 17675, 21917, 57325, 71083, 78275, 80255, 109585, 231593, 355415, 401275, 497581, 547925, 1157965, 1621151, 1777075, 2487905, 5789825, 7179383, 8105755, 12439525, 35896915, 40528775, 50255681, 179484575, 251278405, 1256392025]

約数ペア:

[(1, 1256392025), (5, 251278405), (7, 179484575), (25, 50255681), (31, 40528775), (35, 35896915), (101, 12439525), (155, 8105755), (175, 7179383), (217, 5789825), (505, 2487905), (707, 1777075), (775, 1621151), (1085, 1157965), (2293, 547925), (2525, 497581), (3131, 401275), (3535, 355415), (5425, 231593), (11465, 109585), (15655, 80255), (16051, 78275), (17675, 71083), (21917, 57325)]