84504080

素因数分解:

$2^4\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1259}}^1$

素因数の和:2111

約数の個数: 40

約数和(自身を含む): 196862400

約数和(自身を除く): 112358320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 839, 1259, 1678, 2518, 3356, 4195, 5036, 6295, 6712, 8390, 10072, 12590, 13424, 16780, 20144, 25180, 33560, 50360, 67120, 100720, 1056301, 2112602, 4225204, 5281505, 8450408, 10563010, 16900816, 21126020, 42252040, 84504080]

約数ペア:

[(1, 84504080), (2, 42252040), (4, 21126020), (5, 16900816), (8, 10563010), (10, 8450408), (16, 5281505), (20, 4225204), (40, 2112602), (80, 1056301), (839, 100720), (1259, 67120), (1678, 50360), (2518, 33560), (3356, 25180), (4195, 20144), (5036, 16780), (6295, 13424), (6712, 12590), (8390, 10072)]