2078762500

素因数分解:

$2^2\times 5^5\times {\mathrm{166301}}^1$

素因数の和:166330

約数の個数: 36

約数和(自身を含む): 4547029284

約数和(自身を除く): 2468266784

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 3125, 6250, 12500, 166301, 332602, 665204, 831505, 1663010, 3326020, 4157525, 8315050, 16630100, 20787625, 41575250, 83150500, 103938125, 207876250, 415752500, 519690625, 1039381250, 2078762500]

約数ペア:

[(1, 2078762500), (2, 1039381250), (4, 519690625), (5, 415752500), (10, 207876250), (20, 103938125), (25, 83150500), (50, 41575250), (100, 20787625), (125, 16630100), (250, 8315050), (500, 4157525), (625, 3326020), (1250, 1663010), (2500, 831505), (3125, 665204), (6250, 332602), (12500, 166301)]