1898012500

素因数分解:

$2^2\times 5^5\times {\mathrm{151841}}^1$

素因数の和:151870

約数の個数: 36

約数和(自身を含む): 4151663964

約数和(自身を除く): 2253651464

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 3125, 6250, 12500, 151841, 303682, 607364, 759205, 1518410, 3036820, 3796025, 7592050, 15184100, 18980125, 37960250, 75920500, 94900625, 189801250, 379602500, 474503125, 949006250, 1898012500]

約数ペア:

[(1, 1898012500), (2, 949006250), (4, 474503125), (5, 379602500), (10, 189801250), (20, 94900625), (25, 75920500), (50, 37960250), (100, 18980125), (125, 15184100), (250, 7592050), (500, 3796025), (625, 3036820), (1250, 1518410), (2500, 759205), (3125, 607364), (6250, 303682), (12500, 151841)]