9980496080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{8219}}^1$

素因数の和:8628

約数の個数: 80

約数和(自身を含む): 23814457920

約数和(自身を除く): 13833961840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 353, 430, 688, 706, 860, 1412, 1720, 1765, 2824, 3440, 3530, 5648, 7060, 8219, 14120, 15179, 16438, 28240, 30358, 32876, 41095, 60716, 65752, 75895, 82190, 121432, 131504, 151790, 164380, 242864, 303580, 328760, 353417, 607160, 657520, 706834, 1214320, 1413668, 1767085, 2827336, 2901307, 3534170, 5654672, 5802614, 7068340, 11605228, 14136680, 14506535, 23210456, 28273360, 29013070, 46420912, 58026140, 116052280, 124756201, 232104560, 249512402, 499024804, 623781005, 998049608, 1247562010, 1996099216, 2495124020, 4990248040, 9980496080]

約数ペア:

[(1, 9980496080), (2, 4990248040), (4, 2495124020), (5, 1996099216), (8, 1247562010), (10, 998049608), (16, 623781005), (20, 499024804), (40, 249512402), (43, 232104560), (80, 124756201), (86, 116052280), (172, 58026140), (215, 46420912), (344, 29013070), (353, 28273360), (430, 23210456), (688, 14506535), (706, 14136680), (860, 11605228), (1412, 7068340), (1720, 5802614), (1765, 5654672), (2824, 3534170), (3440, 2901307), (3530, 2827336), (5648, 1767085), (7060, 1413668), (8219, 1214320), (14120, 706834), (15179, 657520), (16438, 607160), (28240, 353417), (30358, 328760), (32876, 303580), (41095, 242864), (60716, 164380), (65752, 151790), (75895, 131504), (82190, 121432)]