80688132

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1609}}^1$

素因数の和:1825

約数の個数: 72

約数和(自身を含む): 234416000

約数和(自身を除く): 153727868

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 199, 252, 398, 597, 796, 1194, 1393, 1609, 1791, 2388, 2786, 3218, 3582, 4179, 4827, 5572, 6436, 7164, 8358, 9654, 11263, 12537, 14481, 16716, 19308, 22526, 25074, 28962, 33789, 45052, 50148, 57924, 67578, 101367, 135156, 202734, 320191, 405468, 640382, 960573, 1280764, 1921146, 2241337, 2881719, 3842292, 4482674, 5763438, 6724011, 8965348, 11526876, 13448022, 20172033, 26896044, 40344066, 80688132]

約数ペア:

[(1, 80688132), (2, 40344066), (3, 26896044), (4, 20172033), (6, 13448022), (7, 11526876), (9, 8965348), (12, 6724011), (14, 5763438), (18, 4482674), (21, 3842292), (28, 2881719), (36, 2241337), (42, 1921146), (63, 1280764), (84, 960573), (126, 640382), (199, 405468), (252, 320191), (398, 202734), (597, 135156), (796, 101367), (1194, 67578), (1393, 57924), (1609, 50148), (1791, 45052), (2388, 33789), (2786, 28962), (3218, 25074), (3582, 22526), (4179, 19308), (4827, 16716), (5572, 14481), (6436, 12537), (7164, 11263), (8358, 9654)]