25523980

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4157}}^1$

素因数の和:4473

約数の個数: 24

約数和(自身を含む): 53787888

約数和(自身を除く): 28263908

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 4157, 6140, 8314, 16628, 20785, 41570, 83140, 1276199, 2552398, 5104796, 6380995, 12761990, 25523980]

約数ペア:

[(1, 25523980), (2, 12761990), (4, 6380995), (5, 5104796), (10, 2552398), (20, 1276199), (307, 83140), (614, 41570), (1228, 20785), (1535, 16628), (3070, 8314), (4157, 6140)]