15625150

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 30444480

約数和(自身を除く): 14819330

約数列:

[1, 2, 5, 10, 25, 47, 50, 61, 94, 109, 122, 218, 235, 305, 470, 545, 610, 1090, 1175, 1525, 2350, 2725, 2867, 3050, 5123, 5450, 5734, 6649, 10246, 13298, 14335, 25615, 28670, 33245, 51230, 66490, 71675, 128075, 143350, 166225, 256150, 312503, 332450, 625006, 1562515, 3125030, 7812575, 15625150]

約数ペア:

[(1, 15625150), (2, 7812575), (5, 3125030), (10, 1562515), (25, 625006), (47, 332450), (50, 312503), (61, 256150), (94, 166225), (109, 143350), (122, 128075), (218, 71675), (235, 66490), (305, 51230), (470, 33245), (545, 28670), (610, 25615), (1090, 14335), (1175, 13298), (1525, 10246), (2350, 6649), (2725, 5734), (2867, 5450), (3050, 5123)]