128160916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1279}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 252887040

約数和(自身を除く): 124726124

約数列:

[1, 2, 4, 13, 26, 41, 47, 52, 82, 94, 164, 188, 533, 611, 1066, 1222, 1279, 1927, 2132, 2444, 2558, 3854, 5116, 7708, 16627, 25051, 33254, 50102, 52439, 60113, 66508, 100204, 104878, 120226, 209756, 240452, 681707, 781469, 1363414, 1562938, 2464633, 2726828, 3125876, 4929266, 9858532, 32040229, 64080458, 128160916]

約数ペア:

[(1, 128160916), (2, 64080458), (4, 32040229), (13, 9858532), (26, 4929266), (41, 3125876), (47, 2726828), (52, 2464633), (82, 1562938), (94, 1363414), (164, 781469), (188, 681707), (533, 240452), (611, 209756), (1066, 120226), (1222, 104878), (1279, 100204), (1927, 66508), (2132, 60113), (2444, 52439), (2558, 50102), (3854, 33254), (5116, 25051), (7708, 16627)]