163779260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1213}}^1$

素因数の和:1422

約数の個数: 48

約数和(自身を含む): 354468576

約数和(自身を除く): 190689316

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 157, 172, 215, 314, 430, 628, 785, 860, 1213, 1570, 2426, 3140, 4852, 6065, 6751, 12130, 13502, 24260, 27004, 33755, 52159, 67510, 104318, 135020, 190441, 208636, 260795, 380882, 521590, 761764, 952205, 1043180, 1904410, 3808820, 8188963, 16377926, 32755852, 40944815, 81889630, 163779260]

約数ペア:

[(1, 163779260), (2, 81889630), (4, 40944815), (5, 32755852), (10, 16377926), (20, 8188963), (43, 3808820), (86, 1904410), (157, 1043180), (172, 952205), (215, 761764), (314, 521590), (430, 380882), (628, 260795), (785, 208636), (860, 190441), (1213, 135020), (1570, 104318), (2426, 67510), (3140, 52159), (4852, 33755), (6065, 27004), (6751, 24260), (12130, 13502)]