66868140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65557}}^1$

素因数の和:65586

約数の個数: 48

約数和(自身を含む): 198247392

約数和(自身を除く): 131379252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 65557, 131114, 196671, 262228, 327785, 393342, 655570, 786684, 983355, 1114469, 1311140, 1966710, 2228938, 3343407, 3933420, 4457876, 5572345, 6686814, 11144690, 13373628, 16717035, 22289380, 33434070, 66868140]

約数ペア:

[(1, 66868140), (2, 33434070), (3, 22289380), (4, 16717035), (5, 13373628), (6, 11144690), (10, 6686814), (12, 5572345), (15, 4457876), (17, 3933420), (20, 3343407), (30, 2228938), (34, 1966710), (51, 1311140), (60, 1114469), (68, 983355), (85, 786684), (102, 655570), (170, 393342), (204, 327785), (255, 262228), (340, 196671), (510, 131114), (1020, 65557)]