137274520

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{21859}}^1$

素因数の和:22027

約数の個数: 32

約数和(自身を含む): 310849200

約数和(自身を除く): 173574680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 21859, 43718, 87436, 109295, 174872, 218590, 437180, 874360, 3431863, 6863726, 13727452, 17159315, 27454904, 34318630, 68637260, 137274520]

約数ペア:

[(1, 137274520), (2, 68637260), (4, 34318630), (5, 27454904), (8, 17159315), (10, 13727452), (20, 6863726), (40, 3431863), (157, 874360), (314, 437180), (628, 218590), (785, 174872), (1256, 109295), (1570, 87436), (3140, 43718), (6280, 21859)]