80212250

素因数分解:

$2^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{4519}}^1$

素因数の和:4607

約数の個数: 32

約数和(自身を含む): 152305920

約数和(自身を除く): 72093670

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 250, 355, 710, 1775, 3550, 4519, 8875, 9038, 17750, 22595, 45190, 112975, 225950, 320849, 564875, 641698, 1129750, 1604245, 3208490, 8021225, 16042450, 40106125, 80212250]

約数ペア:

[(1, 80212250), (2, 40106125), (5, 16042450), (10, 8021225), (25, 3208490), (50, 1604245), (71, 1129750), (125, 641698), (142, 564875), (250, 320849), (355, 225950), (710, 112975), (1775, 45190), (3550, 22595), (4519, 17750), (8875, 9038)]