78291800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23027}}^1$

素因数の和:23060

約数の個数: 48

約数和(自身を含む): 192744360

約数和(自身を除く): 114452560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 23027, 46054, 92108, 115135, 184216, 230270, 391459, 460540, 575675, 782918, 921080, 1151350, 1565836, 1957295, 2302700, 3131672, 3914590, 4605400, 7829180, 9786475, 15658360, 19572950, 39145900, 78291800]

約数ペア:

[(1, 78291800), (2, 39145900), (4, 19572950), (5, 15658360), (8, 9786475), (10, 7829180), (17, 4605400), (20, 3914590), (25, 3131672), (34, 2302700), (40, 1957295), (50, 1565836), (68, 1151350), (85, 921080), (100, 782918), (136, 575675), (170, 460540), (200, 391459), (340, 230270), (425, 184216), (680, 115135), (850, 92108), (1700, 46054), (3400, 23027)]