161140784

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19709}}^1$

素因数の和:19797

約数の個数: 40

約数和(自身を含む): 361717920

約数和(自身を除く): 200577136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 4088, 8176, 19709, 39418, 78836, 137963, 157672, 275926, 315344, 551852, 1103704, 1438757, 2207408, 2877514, 5755028, 10071299, 11510056, 20142598, 23020112, 40285196, 80570392, 161140784]

約数ペア:

[(1, 161140784), (2, 80570392), (4, 40285196), (7, 23020112), (8, 20142598), (14, 11510056), (16, 10071299), (28, 5755028), (56, 2877514), (73, 2207408), (112, 1438757), (146, 1103704), (292, 551852), (511, 315344), (584, 275926), (1022, 157672), (1168, 137963), (2044, 78836), (4088, 39418), (8176, 19709)]