161729776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7549}}^1$

素因数の和:7673

約数の個数: 40

約数和(自身を含む): 340776800

約数和(自身を除く): 179047024

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 1339, 1648, 2678, 5356, 7549, 10712, 15098, 21424, 30196, 60392, 98137, 120784, 196274, 392548, 777547, 785096, 1555094, 1570192, 3110188, 6220376, 10108111, 12440752, 20216222, 40432444, 80864888, 161729776]

約数ペア:

[(1, 161729776), (2, 80864888), (4, 40432444), (8, 20216222), (13, 12440752), (16, 10108111), (26, 6220376), (52, 3110188), (103, 1570192), (104, 1555094), (206, 785096), (208, 777547), (412, 392548), (824, 196274), (1339, 120784), (1648, 98137), (2678, 60392), (5356, 30196), (7549, 21424), (10712, 15098)]