80430880

素因数分解:

$2^5\times 5^1\times {\mathrm{547}}^1\times {\mathrm{919}}^1$

素因数の和:1481

約数の個数: 48

約数和(自身を含む): 190572480

約数和(自身を除く): 110141600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 547, 919, 1094, 1838, 2188, 2735, 3676, 4376, 4595, 5470, 7352, 8752, 9190, 10940, 14704, 17504, 18380, 21880, 29408, 36760, 43760, 73520, 87520, 147040, 502693, 1005386, 2010772, 2513465, 4021544, 5026930, 8043088, 10053860, 16086176, 20107720, 40215440, 80430880]

約数ペア:

[(1, 80430880), (2, 40215440), (4, 20107720), (5, 16086176), (8, 10053860), (10, 8043088), (16, 5026930), (20, 4021544), (32, 2513465), (40, 2010772), (80, 1005386), (160, 502693), (547, 147040), (919, 87520), (1094, 73520), (1838, 43760), (2188, 36760), (2735, 29408), (3676, 21880), (4376, 18380), (4595, 17504), (5470, 14704), (7352, 10940), (8752, 9190)]