68783020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2003}}^1$

素因数の和:2130

約数の個数: 48

約数和(自身を含む): 154532448

約数和(自身を除く): 85749428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 101, 170, 202, 340, 404, 505, 1010, 1717, 2003, 2020, 3434, 4006, 6868, 8012, 8585, 10015, 17170, 20030, 34051, 34340, 40060, 68102, 136204, 170255, 202303, 340510, 404606, 681020, 809212, 1011515, 2023030, 3439151, 4046060, 6878302, 13756604, 17195755, 34391510, 68783020]

約数ペア:

[(1, 68783020), (2, 34391510), (4, 17195755), (5, 13756604), (10, 6878302), (17, 4046060), (20, 3439151), (34, 2023030), (68, 1011515), (85, 809212), (101, 681020), (170, 404606), (202, 340510), (340, 202303), (404, 170255), (505, 136204), (1010, 68102), (1717, 40060), (2003, 34340), (2020, 34051), (3434, 20030), (4006, 17170), (6868, 10015), (8012, 8585)]