51145140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4327}}^1$

素因数の和:4536

約数の個数: 48

約数和(自身を含む): 143966592

約数和(自身を除く): 92821452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2955, 3940, 4327, 5910, 8654, 11820, 12981, 17308, 21635, 25962, 43270, 51924, 64905, 86540, 129810, 259620, 852419, 1704838, 2557257, 3409676, 4262095, 5114514, 8524190, 10229028, 12786285, 17048380, 25572570, 51145140]

約数ペア:

[(1, 51145140), (2, 25572570), (3, 17048380), (4, 12786285), (5, 10229028), (6, 8524190), (10, 5114514), (12, 4262095), (15, 3409676), (20, 2557257), (30, 1704838), (60, 852419), (197, 259620), (394, 129810), (591, 86540), (788, 64905), (985, 51924), (1182, 43270), (1970, 25962), (2364, 21635), (2955, 17308), (3940, 12981), (4327, 11820), (5910, 8654)]