56371380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72271}}^1$

素因数の和:72296

約数の個数: 48

約数和(自身を含む): 169983744

約数和(自身を除く): 113612364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 72271, 144542, 216813, 289084, 361355, 433626, 722710, 867252, 939523, 1084065, 1445420, 1879046, 2168130, 2818569, 3758092, 4336260, 4697615, 5637138, 9395230, 11274276, 14092845, 18790460, 28185690, 56371380]

約数ペア:

[(1, 56371380), (2, 28185690), (3, 18790460), (4, 14092845), (5, 11274276), (6, 9395230), (10, 5637138), (12, 4697615), (13, 4336260), (15, 3758092), (20, 2818569), (26, 2168130), (30, 1879046), (39, 1445420), (52, 1084065), (60, 939523), (65, 867252), (78, 722710), (130, 433626), (156, 361355), (195, 289084), (260, 216813), (390, 144542), (780, 72271)]