90105200

素因数分解:

$2^4\times 5^2\times {\mathrm{225263}}^1$

素因数の和:225281

約数の個数: 30

約数和(自身を含む): 216478704

約数和(自身を除く): 126373504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 225263, 450526, 901052, 1126315, 1802104, 2252630, 3604208, 4505260, 5631575, 9010520, 11263150, 18021040, 22526300, 45052600, 90105200]

約数ペア:

[(1, 90105200), (2, 45052600), (4, 22526300), (5, 18021040), (8, 11263150), (10, 9010520), (16, 5631575), (20, 4505260), (25, 3604208), (40, 2252630), (50, 1802104), (80, 1126315), (100, 901052), (200, 450526), (400, 225263)]