25287390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31219}}^1$

素因数の和:31238

約数の個数: 40

約数和(自身を含む): 67997160

約数和(自身を除く): 42709770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 31219, 62438, 93657, 156095, 187314, 280971, 312190, 468285, 561942, 842913, 936570, 1404855, 1685826, 2528739, 2809710, 4214565, 5057478, 8429130, 12643695, 25287390]

約数ペア:

[(1, 25287390), (2, 12643695), (3, 8429130), (5, 5057478), (6, 4214565), (9, 2809710), (10, 2528739), (15, 1685826), (18, 1404855), (27, 936570), (30, 842913), (45, 561942), (54, 468285), (81, 312190), (90, 280971), (135, 187314), (162, 156095), (270, 93657), (405, 62438), (810, 31219)]