51381570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{55249}}^1$

素因数の和:55290

約数の個数: 32

約数和(自身を含む): 127296000

約数和(自身を除く): 75914430

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 55249, 110498, 165747, 276245, 331494, 552490, 828735, 1657470, 1712719, 3425438, 5138157, 8563595, 10276314, 17127190, 25690785, 51381570]

約数ペア:

[(1, 51381570), (2, 25690785), (3, 17127190), (5, 10276314), (6, 8563595), (10, 5138157), (15, 3425438), (30, 1712719), (31, 1657470), (62, 828735), (93, 552490), (155, 331494), (186, 276245), (310, 165747), (465, 110498), (930, 55249)]