800000090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{15241}}^1$

素因数の和:15458

約数の個数: 32

約数和(自身を含む): 1497983760

約数和(自身を除く): 697983670

約数列:

[1, 2, 5, 10, 29, 58, 145, 181, 290, 362, 905, 1810, 5249, 10498, 15241, 26245, 30482, 52490, 76205, 152410, 441989, 883978, 2209945, 2758621, 4419890, 5517242, 13793105, 27586210, 80000009, 160000018, 400000045, 800000090]

約数ペア:

[(1, 800000090), (2, 400000045), (5, 160000018), (10, 80000009), (29, 27586210), (58, 13793105), (145, 5517242), (181, 4419890), (290, 2758621), (362, 2209945), (905, 883978), (1810, 441989), (5249, 152410), (10498, 76205), (15241, 52490), (26245, 30482)]