80293250

素因数分解:

$2^1\times 5^3\times {\mathrm{397}}^1\times {\mathrm{809}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 150873840

約数和(自身を除く): 70580590

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 397, 794, 809, 1618, 1985, 3970, 4045, 8090, 9925, 19850, 20225, 40450, 49625, 99250, 101125, 202250, 321173, 642346, 1605865, 3211730, 8029325, 16058650, 40146625, 80293250]

約数ペア:

[(1, 80293250), (2, 40146625), (5, 16058650), (10, 8029325), (25, 3211730), (50, 1605865), (125, 642346), (250, 321173), (397, 202250), (794, 101125), (809, 99250), (1618, 49625), (1985, 40450), (3970, 20225), (4045, 19850), (8090, 9925)]