78885648760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{212081}}^1$

素因数の和:212656

約数の個数: 64

約数和(自身を含む): 188277916320

約数和(自身を除く): 109392267560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 547, 680, 1094, 2188, 2735, 4376, 5470, 9299, 10940, 18598, 21880, 37196, 46495, 74392, 92990, 185980, 212081, 371960, 424162, 848324, 1060405, 1696648, 2120810, 3605377, 4241620, 7210754, 8483240, 14421508, 18026885, 28843016, 36053770, 72107540, 116008307, 144215080, 232016614, 464033228, 580041535, 928066456, 1160083070, 1972141219, 2320166140, 3944282438, 4640332280, 7888564876, 9860706095, 15777129752, 19721412190, 39442824380, 78885648760]

約数ペア:

[(1, 78885648760), (2, 39442824380), (4, 19721412190), (5, 15777129752), (8, 9860706095), (10, 7888564876), (17, 4640332280), (20, 3944282438), (34, 2320166140), (40, 1972141219), (68, 1160083070), (85, 928066456), (136, 580041535), (170, 464033228), (340, 232016614), (547, 144215080), (680, 116008307), (1094, 72107540), (2188, 36053770), (2735, 28843016), (4376, 18026885), (5470, 14421508), (9299, 8483240), (10940, 7210754), (18598, 4241620), (21880, 3605377), (37196, 2120810), (46495, 1696648), (74392, 1060405), (92990, 848324), (185980, 424162), (212081, 371960)]