21859852525

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{57221}}^1$

素因数の和:57334

約数の個数: 48

約数和(自身を含む): 32355607680

約数和(自身を除く): 10495755155

約数列:

[1, 5, 7, 25, 35, 37, 59, 175, 185, 259, 295, 413, 925, 1295, 1475, 2065, 2183, 6475, 10325, 10915, 15281, 54575, 57221, 76405, 286105, 382025, 400547, 1430525, 2002735, 2117177, 3376039, 10013675, 10585885, 14820239, 16880195, 23632273, 52929425, 74101195, 84400975, 118161365, 124913443, 370505975, 590806825, 624567215, 874394101, 3122836075, 4371970505, 21859852525]

約数ペア:

[(1, 21859852525), (5, 4371970505), (7, 3122836075), (25, 874394101), (35, 624567215), (37, 590806825), (59, 370505975), (175, 124913443), (185, 118161365), (259, 84400975), (295, 74101195), (413, 52929425), (925, 23632273), (1295, 16880195), (1475, 14820239), (2065, 10585885), (2183, 10013675), (6475, 3376039), (10325, 2117177), (10915, 2002735), (15281, 1430525), (54575, 400547), (57221, 382025), (76405, 286105)]