180209315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2447}}^1$

素因数の和:2579

約数の個数: 32

約数和(自身を含む): 256628736

約数和(自身を除く): 76419421

約数列:

[1, 5, 11, 13, 55, 65, 103, 143, 515, 715, 1133, 1339, 2447, 5665, 6695, 12235, 14729, 26917, 31811, 73645, 134585, 159055, 252041, 349921, 1260205, 1749605, 2772451, 3276533, 13862255, 16382665, 36041863, 180209315]

約数ペア:

[(1, 180209315), (5, 36041863), (11, 16382665), (13, 13862255), (55, 3276533), (65, 2772451), (103, 1749605), (143, 1260205), (515, 349921), (715, 252041), (1133, 159055), (1339, 134585), (2447, 73645), (5665, 31811), (6695, 26917), (12235, 14729)]