61427840

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2341}}^1$

素因数の和:2401

約数の個数: 64

約数和(自身を含む): 150496920

約数和(自身を除く): 89069080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2341, 2624, 3280, 4682, 5248, 6560, 9364, 11705, 13120, 18728, 23410, 26240, 37456, 46820, 74912, 93640, 95981, 149824, 187280, 191962, 299648, 374560, 383924, 479905, 749120, 767848, 959810, 1498240, 1535696, 1919620, 3071392, 3839240, 6142784, 7678480, 12285568, 15356960, 30713920, 61427840]

約数ペア:

[(1, 61427840), (2, 30713920), (4, 15356960), (5, 12285568), (8, 7678480), (10, 6142784), (16, 3839240), (20, 3071392), (32, 1919620), (40, 1535696), (41, 1498240), (64, 959810), (80, 767848), (82, 749120), (128, 479905), (160, 383924), (164, 374560), (205, 299648), (320, 191962), (328, 187280), (410, 149824), (640, 95981), (656, 93640), (820, 74912), (1312, 46820), (1640, 37456), (2341, 26240), (2624, 23410), (3280, 18728), (4682, 13120), (5248, 11705), (6560, 9364)]