778821180475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1607}}^1\times {\mathrm{51421}}^1$

素因数の和:53080

約数の個数: 48

約数和(自身を含む): 1076579219520

約数和(自身を除く): 297758039045

約数列:

[1, 5, 13, 25, 29, 65, 145, 325, 377, 725, 1607, 1885, 8035, 9425, 20891, 40175, 46603, 51421, 104455, 233015, 257105, 522275, 605839, 668473, 1165075, 1285525, 1491209, 3029195, 3342365, 7456045, 15145975, 16711825, 19385717, 37280225, 82633547, 96928585, 413167735, 484642925, 1074236111, 2065838675, 2396372863, 5371180555, 11981864315, 26855902775, 31152847219, 59909321575, 155764236095, 778821180475]

約数ペア:

[(1, 778821180475), (5, 155764236095), (13, 59909321575), (25, 31152847219), (29, 26855902775), (65, 11981864315), (145, 5371180555), (325, 2396372863), (377, 2065838675), (725, 1074236111), (1607, 484642925), (1885, 413167735), (8035, 96928585), (9425, 82633547), (20891, 37280225), (40175, 19385717), (46603, 16711825), (51421, 15145975), (104455, 7456045), (233015, 3342365), (257105, 3029195), (522275, 1491209), (605839, 1285525), (668473, 1165075)]