13008275

素因数分解:

$5^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 19790400

約数和(自身を除く): 6782125

約数列:

[1, 5, 7, 25, 35, 37, 41, 49, 175, 185, 205, 245, 259, 287, 343, 925, 1025, 1225, 1295, 1435, 1517, 1715, 1813, 2009, 6475, 7175, 7585, 8575, 9065, 10045, 10619, 12691, 14063, 37925, 45325, 50225, 53095, 63455, 70315, 74333, 265475, 317275, 351575, 371665, 520331, 1858325, 2601655, 13008275]

約数ペア:

[(1, 13008275), (5, 2601655), (7, 1858325), (25, 520331), (35, 371665), (37, 351575), (41, 317275), (49, 265475), (175, 74333), (185, 70315), (205, 63455), (245, 53095), (259, 50225), (287, 45325), (343, 37925), (925, 14063), (1025, 12691), (1225, 10619), (1295, 10045), (1435, 9065), (1517, 8575), (1715, 7585), (1813, 7175), (2009, 6475)]