81500670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1103}}^1$

素因数の和:1937

約数の個数: 48

約数和(自身を含む): 212352192

約数和(自身を除く): 130851522

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 821, 1103, 1642, 2206, 2463, 3309, 4105, 4926, 5515, 6618, 7389, 8210, 9927, 11030, 12315, 14778, 16545, 19854, 24630, 33090, 36945, 49635, 73890, 99270, 905563, 1811126, 2716689, 4527815, 5433378, 8150067, 9055630, 13583445, 16300134, 27166890, 40750335, 81500670]

約数ペア:

[(1, 81500670), (2, 40750335), (3, 27166890), (5, 16300134), (6, 13583445), (9, 9055630), (10, 8150067), (15, 5433378), (18, 4527815), (30, 2716689), (45, 1811126), (90, 905563), (821, 99270), (1103, 73890), (1642, 49635), (2206, 36945), (2463, 33090), (3309, 24630), (4105, 19854), (4926, 16545), (5515, 14778), (6618, 12315), (7389, 11030), (8210, 9927)]