225461960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{77213}}^1$

素因数の和:77297

約数の個数: 32

約数和(自身を含む): 514245240

約数和(自身を除く): 288783280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 77213, 154426, 308852, 386065, 617704, 772130, 1544260, 3088520, 5636549, 11273098, 22546196, 28182745, 45092392, 56365490, 112730980, 225461960]

約数ペア:

[(1, 225461960), (2, 112730980), (4, 56365490), (5, 45092392), (8, 28182745), (10, 22546196), (20, 11273098), (40, 5636549), (73, 3088520), (146, 1544260), (292, 772130), (365, 617704), (584, 386065), (730, 308852), (1460, 154426), (2920, 77213)]