81340112

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{6427}}^1$

素因数の和:6555

約数の個数: 40

約数和(自身を含む): 181732416

約数和(自身を除く): 100392304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 791, 904, 1582, 1808, 3164, 6328, 6427, 12656, 12854, 25708, 44989, 51416, 89978, 102832, 179956, 359912, 719824, 726251, 1452502, 2905004, 5083757, 5810008, 10167514, 11620016, 20335028, 40670056, 81340112]

約数ペア:

[(1, 81340112), (2, 40670056), (4, 20335028), (7, 11620016), (8, 10167514), (14, 5810008), (16, 5083757), (28, 2905004), (56, 1452502), (112, 726251), (113, 719824), (226, 359912), (452, 179956), (791, 102832), (904, 89978), (1582, 51416), (1808, 44989), (3164, 25708), (6328, 12854), (6427, 12656)]