51816780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{95957}}^1$

素因数の和:95975

約数の個数: 48

約数和(自身を含む): 161209440

約数和(自身を除く): 109392660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 95957, 191914, 287871, 383828, 479785, 575742, 863613, 959570, 1151484, 1439355, 1727226, 1919140, 2590839, 2878710, 3454452, 4318065, 5181678, 5757420, 8636130, 10363356, 12954195, 17272260, 25908390, 51816780]

約数ペア:

[(1, 51816780), (2, 25908390), (3, 17272260), (4, 12954195), (5, 10363356), (6, 8636130), (9, 5757420), (10, 5181678), (12, 4318065), (15, 3454452), (18, 2878710), (20, 2590839), (27, 1919140), (30, 1727226), (36, 1439355), (45, 1151484), (54, 959570), (60, 863613), (90, 575742), (108, 479785), (135, 383828), (180, 287871), (270, 191914), (540, 95957)]