1285677856

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{619}}^1\times {\mathrm{1381}}^1$

素因数の和:2057

約数の個数: 48

約数和(自身を含む): 2591084160

約数和(自身を除く): 1305406304

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 619, 752, 1238, 1381, 1504, 2476, 2762, 4952, 5524, 9904, 11048, 19808, 22096, 29093, 44192, 58186, 64907, 116372, 129814, 232744, 259628, 465488, 519256, 854839, 930976, 1038512, 1709678, 2077024, 3419356, 6838712, 13677424, 27354848, 40177433, 80354866, 160709732, 321419464, 642838928, 1285677856]

約数ペア:

[(1, 1285677856), (2, 642838928), (4, 321419464), (8, 160709732), (16, 80354866), (32, 40177433), (47, 27354848), (94, 13677424), (188, 6838712), (376, 3419356), (619, 2077024), (752, 1709678), (1238, 1038512), (1381, 930976), (1504, 854839), (2476, 519256), (2762, 465488), (4952, 259628), (5524, 232744), (9904, 129814), (11048, 116372), (19808, 64907), (22096, 58186), (29093, 44192)]