488974000

素因数分解:

$2^4\times 5^3\times {\mathrm{109}}^1\times {\mathrm{2243}}^1$

素因数の和:2375

約数の個数: 80

約数和(自身を含む): 1193718240

約数和(自身を除く): 704744240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 125, 200, 218, 250, 400, 436, 500, 545, 872, 1000, 1090, 1744, 2000, 2180, 2243, 2725, 4360, 4486, 5450, 8720, 8972, 10900, 11215, 13625, 17944, 21800, 22430, 27250, 35888, 43600, 44860, 54500, 56075, 89720, 109000, 112150, 179440, 218000, 224300, 244487, 280375, 448600, 488974, 560750, 897200, 977948, 1121500, 1222435, 1955896, 2243000, 2444870, 3911792, 4486000, 4889740, 6112175, 9779480, 12224350, 19558960, 24448700, 30560875, 48897400, 61121750, 97794800, 122243500, 244487000, 488974000]

約数ペア:

[(1, 488974000), (2, 244487000), (4, 122243500), (5, 97794800), (8, 61121750), (10, 48897400), (16, 30560875), (20, 24448700), (25, 19558960), (40, 12224350), (50, 9779480), (80, 6112175), (100, 4889740), (109, 4486000), (125, 3911792), (200, 2444870), (218, 2243000), (250, 1955896), (400, 1222435), (436, 1121500), (500, 977948), (545, 897200), (872, 560750), (1000, 488974), (1090, 448600), (1744, 280375), (2000, 244487), (2180, 224300), (2243, 218000), (2725, 179440), (4360, 112150), (4486, 109000), (5450, 89720), (8720, 56075), (8972, 54500), (10900, 44860), (11215, 43600), (13625, 35888), (17944, 27250), (21800, 22430)]