167121620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{2617}}^1$

素因数の和:2760

約数の個数: 48

約数和(自身を含む): 365933568

約数和(自身を除く): 198811948

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 103, 124, 155, 206, 310, 412, 515, 620, 1030, 2060, 2617, 3193, 5234, 6386, 10468, 12772, 13085, 15965, 26170, 31930, 52340, 63860, 81127, 162254, 269551, 324508, 405635, 539102, 811270, 1078204, 1347755, 1622540, 2695510, 5391020, 8356081, 16712162, 33424324, 41780405, 83560810, 167121620]

約数ペア:

[(1, 167121620), (2, 83560810), (4, 41780405), (5, 33424324), (10, 16712162), (20, 8356081), (31, 5391020), (62, 2695510), (103, 1622540), (124, 1347755), (155, 1078204), (206, 811270), (310, 539102), (412, 405635), (515, 324508), (620, 269551), (1030, 162254), (2060, 81127), (2617, 63860), (3193, 52340), (5234, 31930), (6386, 26170), (10468, 15965), (12772, 13085)]