849185200

素因数分解:

$2^4\times 5^2\times {\mathrm{2122963}}^1$

素因数の和:2122981

約数の個数: 30

約数和(自身を含む): 2040168404

約数和(自身を除く): 1190983204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 2122963, 4245926, 8491852, 10614815, 16983704, 21229630, 33967408, 42459260, 53074075, 84918520, 106148150, 169837040, 212296300, 424592600, 849185200]

約数ペア:

[(1, 849185200), (2, 424592600), (4, 212296300), (5, 169837040), (8, 106148150), (10, 84918520), (16, 53074075), (20, 42459260), (25, 33967408), (40, 21229630), (50, 16983704), (80, 10614815), (100, 8491852), (200, 4245926), (400, 2122963)]