80221968

素因数分解:

$2^4\times 3^3\times {\mathrm{185699}}^1$

素因数の和:185716

約数の個数: 40

約数和(自身を含む): 230268000

約数和(自身を除く): 150046032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 185699, 371398, 557097, 742796, 1114194, 1485592, 1671291, 2228388, 2971184, 3342582, 4456776, 5013873, 6685164, 8913552, 10027746, 13370328, 20055492, 26740656, 40110984, 80221968]

約数ペア:

[(1, 80221968), (2, 40110984), (3, 26740656), (4, 20055492), (6, 13370328), (8, 10027746), (9, 8913552), (12, 6685164), (16, 5013873), (18, 4456776), (24, 3342582), (27, 2971184), (36, 2228388), (48, 1671291), (54, 1485592), (72, 1114194), (108, 742796), (144, 557097), (216, 371398), (432, 185699)]