25815420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{143419}}^1$

素因数の和:143434

約数の個数: 36

約数和(自身を含む): 78307320

約数和(自身を除く): 52491900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 143419, 286838, 430257, 573676, 717095, 860514, 1290771, 1434190, 1721028, 2151285, 2581542, 2868380, 4302570, 5163084, 6453855, 8605140, 12907710, 25815420]

約数ペア:

[(1, 25815420), (2, 12907710), (3, 8605140), (4, 6453855), (5, 5163084), (6, 4302570), (9, 2868380), (10, 2581542), (12, 2151285), (15, 1721028), (18, 1434190), (20, 1290771), (30, 860514), (36, 717095), (45, 573676), (60, 430257), (90, 286838), (180, 143419)]