25816920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{215141}}^1$

素因数の和:215155

約数の個数: 32

約数和(自身を含む): 77451120

約数和(自身を除く): 51634200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 215141, 430282, 645423, 860564, 1075705, 1290846, 1721128, 2151410, 2581692, 3227115, 4302820, 5163384, 6454230, 8605640, 12908460, 25816920]

約数ペア:

[(1, 25816920), (2, 12908460), (3, 8605640), (4, 6454230), (5, 5163384), (6, 4302820), (8, 3227115), (10, 2581692), (12, 2151410), (15, 1721128), (20, 1290846), (24, 1075705), (30, 860564), (40, 645423), (60, 430282), (120, 215141)]