128436190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{18427}}^1$

素因数の和:18492

約数の個数: 32

約数和(自身を含む): 250768224

約数和(自身を除く): 122332034

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 3485, 6970, 18427, 36854, 92135, 184270, 313259, 626518, 755507, 1511014, 1566295, 3132590, 3777535, 7555070, 12843619, 25687238, 64218095, 128436190]

約数ペア:

[(1, 128436190), (2, 64218095), (5, 25687238), (10, 12843619), (17, 7555070), (34, 3777535), (41, 3132590), (82, 1566295), (85, 1511014), (170, 755507), (205, 626518), (410, 313259), (697, 184270), (1394, 92135), (3485, 36854), (6970, 18427)]