90164140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 218889216

約数和(自身を除く): 128725076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 103, 110, 115, 173, 206, 220, 230, 253, 346, 412, 460, 506, 515, 692, 865, 1012, 1030, 1133, 1265, 1730, 1903, 2060, 2266, 2369, 2530, 3460, 3806, 3979, 4532, 4738, 5060, 5665, 7612, 7958, 9476, 9515, 11330, 11845, 15916, 17819, 19030, 19895, 22660, 23690, 26059, 35638, 38060, 39790, 43769, 47380, 52118, 71276, 79580, 87538, 89095, 104236, 130295, 175076, 178190, 196009, 218845, 260590, 356380, 392018, 409837, 437690, 521180, 784036, 819674, 875380, 980045, 1639348, 1960090, 2049185, 3920180, 4098370, 4508207, 8196740, 9016414, 18032828, 22541035, 45082070, 90164140]

約数ペア:

[(1, 90164140), (2, 45082070), (4, 22541035), (5, 18032828), (10, 9016414), (11, 8196740), (20, 4508207), (22, 4098370), (23, 3920180), (44, 2049185), (46, 1960090), (55, 1639348), (92, 980045), (103, 875380), (110, 819674), (115, 784036), (173, 521180), (206, 437690), (220, 409837), (230, 392018), (253, 356380), (346, 260590), (412, 218845), (460, 196009), (506, 178190), (515, 175076), (692, 130295), (865, 104236), (1012, 89095), (1030, 87538), (1133, 79580), (1265, 71276), (1730, 52118), (1903, 47380), (2060, 43769), (2266, 39790), (2369, 38060), (2530, 35638), (3460, 26059), (3806, 23690), (3979, 22660), (4532, 19895), (4738, 19030), (5060, 17819), (5665, 15916), (7612, 11845), (7958, 11330), (9476, 9515)]