25052440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 65007360

約数和(自身を除く): 39954920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 683, 917, 1048, 1310, 1366, 1834, 2620, 2732, 3415, 3668, 4585, 4781, 5240, 5464, 6830, 7336, 9170, 9562, 13660, 18340, 19124, 23905, 27320, 36680, 38248, 47810, 89473, 95620, 178946, 191240, 357892, 447365, 626311, 715784, 894730, 1252622, 1789460, 2505244, 3131555, 3578920, 5010488, 6263110, 12526220, 25052440]

約数ペア:

[(1, 25052440), (2, 12526220), (4, 6263110), (5, 5010488), (7, 3578920), (8, 3131555), (10, 2505244), (14, 1789460), (20, 1252622), (28, 894730), (35, 715784), (40, 626311), (56, 447365), (70, 357892), (131, 191240), (140, 178946), (262, 95620), (280, 89473), (524, 47810), (655, 38248), (683, 36680), (917, 27320), (1048, 23905), (1310, 19124), (1366, 18340), (1834, 13660), (2620, 9562), (2732, 9170), (3415, 7336), (3668, 6830), (4585, 5464), (4781, 5240)]