386090000

素因数分解:

$2^4\times 5^4\times {\mathrm{38609}}^1$

素因数の和:38637

約数の個数: 50

約数和(自身を含む): 934786710

約数和(自身を除く): 548696710

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 10000, 38609, 77218, 154436, 193045, 308872, 386090, 617744, 772180, 965225, 1544360, 1930450, 3088720, 3860900, 4826125, 7721800, 9652250, 15443600, 19304500, 24130625, 38609000, 48261250, 77218000, 96522500, 193045000, 386090000]

約数ペア:

[(1, 386090000), (2, 193045000), (4, 96522500), (5, 77218000), (8, 48261250), (10, 38609000), (16, 24130625), (20, 19304500), (25, 15443600), (40, 9652250), (50, 7721800), (80, 4826125), (100, 3860900), (125, 3088720), (200, 1930450), (250, 1544360), (400, 965225), (500, 772180), (625, 617744), (1000, 386090), (1250, 308872), (2000, 193045), (2500, 154436), (5000, 77218), (10000, 38609)]