7689950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 15467760

約数和(自身を除く): 7777810

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 83, 85, 109, 166, 170, 218, 415, 425, 545, 830, 850, 1090, 1411, 1853, 2075, 2725, 2822, 3706, 4150, 5450, 7055, 9047, 9265, 14110, 18094, 18530, 35275, 45235, 46325, 70550, 90470, 92650, 153799, 226175, 307598, 452350, 768995, 1537990, 3844975, 7689950]

約数ペア:

[(1, 7689950), (2, 3844975), (5, 1537990), (10, 768995), (17, 452350), (25, 307598), (34, 226175), (50, 153799), (83, 92650), (85, 90470), (109, 70550), (166, 46325), (170, 45235), (218, 35275), (415, 18530), (425, 18094), (545, 14110), (830, 9265), (850, 9047), (1090, 7055), (1411, 5450), (1853, 4150), (2075, 3706), (2725, 2822)]