65297220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25309}}^1$

素因数の和:25364

約数の個数: 48

約数和(自身を含む): 187091520

約数和(自身を除く): 121794300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 25309, 50618, 75927, 101236, 126545, 151854, 253090, 303708, 379635, 506180, 759270, 1088287, 1518540, 2176574, 3264861, 4353148, 5441435, 6529722, 10882870, 13059444, 16324305, 21765740, 32648610, 65297220]

約数ペア:

[(1, 65297220), (2, 32648610), (3, 21765740), (4, 16324305), (5, 13059444), (6, 10882870), (10, 6529722), (12, 5441435), (15, 4353148), (20, 3264861), (30, 2176574), (43, 1518540), (60, 1088287), (86, 759270), (129, 506180), (172, 379635), (215, 303708), (258, 253090), (430, 151854), (516, 126545), (645, 101236), (860, 75927), (1290, 50618), (2580, 25309)]