89326520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^2\times {\mathrm{443}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 204315480

約数和(自身を除く): 114988960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 443, 568, 710, 886, 1420, 1772, 2215, 2840, 3544, 4430, 5041, 8860, 10082, 17720, 20164, 25205, 31453, 40328, 50410, 62906, 100820, 125812, 157265, 201640, 251624, 314530, 629060, 1258120, 2233163, 4466326, 8932652, 11165815, 17865304, 22331630, 44663260, 89326520]

約数ペア:

[(1, 89326520), (2, 44663260), (4, 22331630), (5, 17865304), (8, 11165815), (10, 8932652), (20, 4466326), (40, 2233163), (71, 1258120), (142, 629060), (284, 314530), (355, 251624), (443, 201640), (568, 157265), (710, 125812), (886, 100820), (1420, 62906), (1772, 50410), (2215, 40328), (2840, 31453), (3544, 25205), (4430, 20164), (5041, 17720), (8860, 10082)]