85727500

素因数分解:

$2^2\times 5^4\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:724

約数の個数: 60

約数和(自身を含む): 191301264

約数和(自身を除く): 105573764

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 125, 212, 250, 265, 500, 530, 625, 647, 1060, 1250, 1294, 1325, 2500, 2588, 2650, 3235, 5300, 6470, 6625, 12940, 13250, 16175, 26500, 32350, 33125, 34291, 64700, 66250, 68582, 80875, 132500, 137164, 161750, 171455, 323500, 342910, 404375, 685820, 808750, 857275, 1617500, 1714550, 3429100, 4286375, 8572750, 17145500, 21431875, 42863750, 85727500]

約数ペア:

[(1, 85727500), (2, 42863750), (4, 21431875), (5, 17145500), (10, 8572750), (20, 4286375), (25, 3429100), (50, 1714550), (53, 1617500), (100, 857275), (106, 808750), (125, 685820), (212, 404375), (250, 342910), (265, 323500), (500, 171455), (530, 161750), (625, 137164), (647, 132500), (1060, 80875), (1250, 68582), (1294, 66250), (1325, 64700), (2500, 34291), (2588, 33125), (2650, 32350), (3235, 26500), (5300, 16175), (6470, 13250), (6625, 12940)]