61426880

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1381}}^1$

素因数の和:1537

約数の個数: 56

約数和(自身を含む): 147431760

約数和(自身を除く): 86004880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 695, 1112, 1381, 1390, 2224, 2762, 2780, 4448, 5524, 5560, 6905, 8896, 11048, 11120, 13810, 22096, 22240, 27620, 44192, 44480, 55240, 88384, 110480, 191959, 220960, 383918, 441920, 767836, 959795, 1535672, 1919590, 3071344, 3839180, 6142688, 7678360, 12285376, 15356720, 30713440, 61426880]

約数ペア:

[(1, 61426880), (2, 30713440), (4, 15356720), (5, 12285376), (8, 7678360), (10, 6142688), (16, 3839180), (20, 3071344), (32, 1919590), (40, 1535672), (64, 959795), (80, 767836), (139, 441920), (160, 383918), (278, 220960), (320, 191959), (556, 110480), (695, 88384), (1112, 55240), (1381, 44480), (1390, 44192), (2224, 27620), (2762, 22240), (2780, 22096), (4448, 13810), (5524, 11120), (5560, 11048), (6905, 8896)]