65721630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3919}}^1$

素因数の和:3985

約数の個数: 64

約数和(自身を含む): 173859840

約数和(自身を除く): 108138210

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 1118, 1290, 1677, 2795, 3354, 3919, 5590, 7838, 8385, 11757, 16770, 19595, 23514, 39190, 50947, 58785, 101894, 117570, 152841, 168517, 254735, 305682, 337034, 505551, 509470, 764205, 842585, 1011102, 1528410, 1685170, 2190721, 2527755, 4381442, 5055510, 6572163, 10953605, 13144326, 21907210, 32860815, 65721630]

約数ペア:

[(1, 65721630), (2, 32860815), (3, 21907210), (5, 13144326), (6, 10953605), (10, 6572163), (13, 5055510), (15, 4381442), (26, 2527755), (30, 2190721), (39, 1685170), (43, 1528410), (65, 1011102), (78, 842585), (86, 764205), (129, 509470), (130, 505551), (195, 337034), (215, 305682), (258, 254735), (390, 168517), (430, 152841), (559, 117570), (645, 101894), (1118, 58785), (1290, 50947), (1677, 39190), (2795, 23514), (3354, 19595), (3919, 16770), (5590, 11757), (7838, 8385)]