25997520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{727}}^1$

素因数の和:892

約数の個数: 80

約数和(自身を含む): 81244800

約数和(自身を除く): 55247280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 596, 727, 745, 894, 1192, 1454, 1490, 1788, 2181, 2235, 2384, 2908, 2980, 3576, 3635, 4362, 4470, 5816, 5960, 7152, 7270, 8724, 8940, 10905, 11632, 11920, 14540, 17448, 17880, 21810, 29080, 34896, 35760, 43620, 58160, 87240, 108323, 174480, 216646, 324969, 433292, 541615, 649938, 866584, 1083230, 1299876, 1624845, 1733168, 2166460, 2599752, 3249690, 4332920, 5199504, 6499380, 8665840, 12998760, 25997520]

約数ペア:

[(1, 25997520), (2, 12998760), (3, 8665840), (4, 6499380), (5, 5199504), (6, 4332920), (8, 3249690), (10, 2599752), (12, 2166460), (15, 1733168), (16, 1624845), (20, 1299876), (24, 1083230), (30, 866584), (40, 649938), (48, 541615), (60, 433292), (80, 324969), (120, 216646), (149, 174480), (240, 108323), (298, 87240), (447, 58160), (596, 43620), (727, 35760), (745, 34896), (894, 29080), (1192, 21810), (1454, 17880), (1490, 17448), (1788, 14540), (2181, 11920), (2235, 11632), (2384, 10905), (2908, 8940), (2980, 8724), (3576, 7270), (3635, 7152), (4362, 5960), (4470, 5816)]