84287200

素因数分解:

$2^5\times 5^2\times {\mathrm{105359}}^1$

素因数の和:105379

約数の個数: 36

約数和(自身を含む): 205768080

約数和(自身を除く): 121480880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 105359, 210718, 421436, 526795, 842872, 1053590, 1685744, 2107180, 2633975, 3371488, 4214360, 5267950, 8428720, 10535900, 16857440, 21071800, 42143600, 84287200]

約数ペア:

[(1, 84287200), (2, 42143600), (4, 21071800), (5, 16857440), (8, 10535900), (10, 8428720), (16, 5267950), (20, 4214360), (25, 3371488), (32, 2633975), (40, 2107180), (50, 1685744), (80, 1053590), (100, 842872), (160, 526795), (200, 421436), (400, 210718), (800, 105359)]