180888976

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{1543}}^1$

素因数の和:1999

約数の個数: 40

約数和(自身を含む): 372190464

約数和(自身を除く): 191301488

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 431, 862, 1543, 1724, 3086, 3448, 6172, 6896, 7327, 12344, 14654, 24688, 26231, 29308, 52462, 58616, 104924, 117232, 209848, 419696, 665033, 1330066, 2660132, 5320264, 10640528, 11305561, 22611122, 45222244, 90444488, 180888976]

約数ペア:

[(1, 180888976), (2, 90444488), (4, 45222244), (8, 22611122), (16, 11305561), (17, 10640528), (34, 5320264), (68, 2660132), (136, 1330066), (272, 665033), (431, 419696), (862, 209848), (1543, 117232), (1724, 104924), (3086, 58616), (3448, 52462), (6172, 29308), (6896, 26231), (7327, 24688), (12344, 14654)]