64876420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{27259}}^1$

素因数の和:27292

約数の個数: 48

約数和(自身を含む): 164868480

約数和(自身を除く): 99992060

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 27259, 54518, 109036, 136295, 190813, 272590, 381626, 463403, 545180, 763252, 926806, 954065, 1853612, 1908130, 2317015, 3243821, 3816260, 4634030, 6487642, 9268060, 12975284, 16219105, 32438210, 64876420]

約数ペア:

[(1, 64876420), (2, 32438210), (4, 16219105), (5, 12975284), (7, 9268060), (10, 6487642), (14, 4634030), (17, 3816260), (20, 3243821), (28, 2317015), (34, 1908130), (35, 1853612), (68, 954065), (70, 926806), (85, 763252), (119, 545180), (140, 463403), (170, 381626), (238, 272590), (340, 190813), (476, 136295), (595, 109036), (1190, 54518), (2380, 27259)]