25370820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{15661}}^1$

素因数の和:15682

約数の個数: 60

約数和(自身を含む): 79594284

約数和(自身を除く): 54223464

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 15661, 31322, 46983, 62644, 78305, 93966, 140949, 156610, 187932, 234915, 281898, 313220, 422847, 469830, 563796, 704745, 845694, 939660, 1268541, 1409490, 1691388, 2114235, 2537082, 2818980, 4228470, 5074164, 6342705, 8456940, 12685410, 25370820]

約数ペア:

[(1, 25370820), (2, 12685410), (3, 8456940), (4, 6342705), (5, 5074164), (6, 4228470), (9, 2818980), (10, 2537082), (12, 2114235), (15, 1691388), (18, 1409490), (20, 1268541), (27, 939660), (30, 845694), (36, 704745), (45, 563796), (54, 469830), (60, 422847), (81, 313220), (90, 281898), (108, 234915), (135, 187932), (162, 156610), (180, 140949), (270, 93966), (324, 78305), (405, 62644), (540, 46983), (810, 31322), (1620, 15661)]