256650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:103

約数の個数: 48

約数和(自身を含む): 669600

約数和(自身を除く): 412950

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 59, 75, 87, 118, 145, 150, 174, 177, 290, 295, 354, 435, 590, 725, 870, 885, 1450, 1475, 1711, 1770, 2175, 2950, 3422, 4350, 4425, 5133, 8555, 8850, 10266, 17110, 25665, 42775, 51330, 85550, 128325, 256650]

約数ペア:

[(1, 256650), (2, 128325), (3, 85550), (5, 51330), (6, 42775), (10, 25665), (15, 17110), (25, 10266), (29, 8850), (30, 8555), (50, 5133), (58, 4425), (59, 4350), (75, 3422), (87, 2950), (118, 2175), (145, 1770), (150, 1711), (174, 1475), (177, 1450), (290, 885), (295, 870), (354, 725), (435, 590)]