78650012

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{853}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 163558080

約数和(自身を除く): 84908068

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 89, 148, 178, 259, 356, 518, 623, 853, 1036, 1246, 1706, 2492, 3293, 3412, 5971, 6586, 11942, 13172, 23051, 23884, 31561, 46102, 63122, 75917, 92204, 126244, 151834, 220927, 303668, 441854, 531419, 883708, 1062838, 2125676, 2808929, 5617858, 11235716, 19662503, 39325006, 78650012]

約数ペア:

[(1, 78650012), (2, 39325006), (4, 19662503), (7, 11235716), (14, 5617858), (28, 2808929), (37, 2125676), (74, 1062838), (89, 883708), (148, 531419), (178, 441854), (259, 303668), (356, 220927), (518, 151834), (623, 126244), (853, 92204), (1036, 75917), (1246, 63122), (1706, 46102), (2492, 31561), (3293, 23884), (3412, 23051), (5971, 13172), (6586, 11942)]