221284900

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{30313}}^1$

素因数の和:30400

約数の個数: 36

約数和(自身を含む): 486782212

約数和(自身を除く): 265497312

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 146, 292, 365, 730, 1460, 1825, 3650, 7300, 30313, 60626, 121252, 151565, 303130, 606260, 757825, 1515650, 2212849, 3031300, 4425698, 8851396, 11064245, 22128490, 44256980, 55321225, 110642450, 221284900]

約数ペア:

[(1, 221284900), (2, 110642450), (4, 55321225), (5, 44256980), (10, 22128490), (20, 11064245), (25, 8851396), (50, 4425698), (73, 3031300), (100, 2212849), (146, 1515650), (292, 757825), (365, 606260), (730, 303130), (1460, 151565), (1825, 121252), (3650, 60626), (7300, 30313)]