25811360

素因数分解:

$2^5\times 5^1\times {\mathrm{353}}^1\times {\mathrm{457}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 61285896

約数和(自身を除く): 35474536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 353, 457, 706, 914, 1412, 1765, 1828, 2285, 2824, 3530, 3656, 4570, 5648, 7060, 7312, 9140, 11296, 14120, 14624, 18280, 28240, 36560, 56480, 73120, 161321, 322642, 645284, 806605, 1290568, 1613210, 2581136, 3226420, 5162272, 6452840, 12905680, 25811360]

約数ペア:

[(1, 25811360), (2, 12905680), (4, 6452840), (5, 5162272), (8, 3226420), (10, 2581136), (16, 1613210), (20, 1290568), (32, 806605), (40, 645284), (80, 322642), (160, 161321), (353, 73120), (457, 56480), (706, 36560), (914, 28240), (1412, 18280), (1765, 14624), (1828, 14120), (2285, 11296), (2824, 9140), (3530, 7312), (3656, 7060), (4570, 5648)]