204879250

素因数分解:

$2^1\times 5^3\times {\mathrm{809}}^1\times {\mathrm{1013}}^1$

素因数の和:1839

約数の個数: 32

約数和(自身を含む): 384387120

約数和(自身を除く): 179507870

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 809, 1013, 1618, 2026, 4045, 5065, 8090, 10130, 20225, 25325, 40450, 50650, 101125, 126625, 202250, 253250, 819517, 1639034, 4097585, 8195170, 20487925, 40975850, 102439625, 204879250]

約数ペア:

[(1, 204879250), (2, 102439625), (5, 40975850), (10, 20487925), (25, 8195170), (50, 4097585), (125, 1639034), (250, 819517), (809, 253250), (1013, 202250), (1618, 126625), (2026, 101125), (4045, 50650), (5065, 40450), (8090, 25325), (10130, 20225)]