81125856

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{40241}}^1$

素因数の和:40264

約数の個数: 72

約数和(自身を含む): 263665584

約数和(自身を除く): 182539728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 40241, 80482, 120723, 160964, 241446, 281687, 321928, 362169, 482892, 563374, 643856, 724338, 845061, 965784, 1126748, 1287712, 1448676, 1690122, 1931568, 2253496, 2535183, 2897352, 3380244, 3863136, 4506992, 5070366, 5794704, 6760488, 9013984, 10140732, 11589408, 13520976, 20281464, 27041952, 40562928, 81125856]

約数ペア:

[(1, 81125856), (2, 40562928), (3, 27041952), (4, 20281464), (6, 13520976), (7, 11589408), (8, 10140732), (9, 9013984), (12, 6760488), (14, 5794704), (16, 5070366), (18, 4506992), (21, 3863136), (24, 3380244), (28, 2897352), (32, 2535183), (36, 2253496), (42, 1931568), (48, 1690122), (56, 1448676), (63, 1287712), (72, 1126748), (84, 965784), (96, 845061), (112, 724338), (126, 643856), (144, 563374), (168, 482892), (224, 362169), (252, 321928), (288, 281687), (336, 241446), (504, 160964), (672, 120723), (1008, 80482), (2016, 40241)]