85845580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1549}}^1$

素因数の和:1738

約数の個数: 48

約数和(自身を含む): 192175200

約数和(自身を除く): 106329620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 652, 815, 1549, 1630, 2771, 3098, 3260, 5542, 6196, 7745, 11084, 13855, 15490, 26333, 27710, 30980, 52666, 55420, 105332, 131665, 252487, 263330, 504974, 526660, 1009948, 1262435, 2524870, 4292279, 5049740, 8584558, 17169116, 21461395, 42922790, 85845580]

約数ペア:

[(1, 85845580), (2, 42922790), (4, 21461395), (5, 17169116), (10, 8584558), (17, 5049740), (20, 4292279), (34, 2524870), (68, 1262435), (85, 1009948), (163, 526660), (170, 504974), (326, 263330), (340, 252487), (652, 131665), (815, 105332), (1549, 55420), (1630, 52666), (2771, 30980), (3098, 27710), (3260, 26333), (5542, 15490), (6196, 13855), (7745, 11084)]