25579980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{142111}}^1$

素因数の和:142126

約数の個数: 36

約数和(自身を含む): 77593152

約数和(自身を除く): 52013172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 142111, 284222, 426333, 568444, 710555, 852666, 1278999, 1421110, 1705332, 2131665, 2557998, 2842220, 4263330, 5115996, 6394995, 8526660, 12789990, 25579980]

約数ペア:

[(1, 25579980), (2, 12789990), (3, 8526660), (4, 6394995), (5, 5115996), (6, 4263330), (9, 2842220), (10, 2557998), (12, 2131665), (15, 1705332), (18, 1421110), (20, 1278999), (30, 852666), (36, 710555), (45, 568444), (60, 426333), (90, 284222), (180, 142111)]