2558042480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2591}}^1$

素因数の和:2695

約数の個数: 160

約数和(自身を含む): 7127543808

約数和(自身を除く): 4569501328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 43, 56, 70, 80, 82, 86, 112, 140, 164, 172, 205, 215, 280, 287, 301, 328, 344, 410, 430, 560, 574, 602, 656, 688, 820, 860, 1148, 1204, 1435, 1505, 1640, 1720, 1763, 2296, 2408, 2591, 2870, 3010, 3280, 3440, 3526, 4592, 4816, 5182, 5740, 6020, 7052, 8815, 10364, 11480, 12040, 12341, 12955, 14104, 17630, 18137, 20728, 22960, 24080, 24682, 25910, 28208, 35260, 36274, 41456, 49364, 51820, 61705, 70520, 72548, 90685, 98728, 103640, 106231, 111413, 123410, 141040, 145096, 181370, 197456, 207280, 212462, 222826, 246820, 290192, 362740, 424924, 445652, 493640, 531155, 557065, 725480, 743617, 779891, 849848, 891304, 987280, 1062310, 1114130, 1450960, 1487234, 1559782, 1699696, 1782608, 2124620, 2228260, 2974468, 3119564, 3718085, 3899455, 4249240, 4456520, 4567933, 5948936, 6239128, 7436170, 7798910, 8498480, 8913040, 9135866, 11897872, 12478256, 14872340, 15597820, 18271732, 22839665, 29744680, 31195640, 31975531, 36543464, 45679330, 59489360, 62391280, 63951062, 73086928, 91358660, 127902124, 159877655, 182717320, 255804248, 319755310, 365434640, 511608496, 639510620, 1279021240, 2558042480]

約数ペア:

[(1, 2558042480), (2, 1279021240), (4, 639510620), (5, 511608496), (7, 365434640), (8, 319755310), (10, 255804248), (14, 182717320), (16, 159877655), (20, 127902124), (28, 91358660), (35, 73086928), (40, 63951062), (41, 62391280), (43, 59489360), (56, 45679330), (70, 36543464), (80, 31975531), (82, 31195640), (86, 29744680), (112, 22839665), (140, 18271732), (164, 15597820), (172, 14872340), (205, 12478256), (215, 11897872), (280, 9135866), (287, 8913040), (301, 8498480), (328, 7798910), (344, 7436170), (410, 6239128), (430, 5948936), (560, 4567933), (574, 4456520), (602, 4249240), (656, 3899455), (688, 3718085), (820, 3119564), (860, 2974468), (1148, 2228260), (1204, 2124620), (1435, 1782608), (1505, 1699696), (1640, 1559782), (1720, 1487234), (1763, 1450960), (2296, 1114130), (2408, 1062310), (2591, 987280), (2870, 891304), (3010, 849848), (3280, 779891), (3440, 743617), (3526, 725480), (4592, 557065), (4816, 531155), (5182, 493640), (5740, 445652), (6020, 424924), (7052, 362740), (8815, 290192), (10364, 246820), (11480, 222826), (12040, 212462), (12341, 207280), (12955, 197456), (14104, 181370), (17630, 145096), (18137, 141040), (20728, 123410), (22960, 111413), (24080, 106231), (24682, 103640), (25910, 98728), (28208, 90685), (35260, 72548), (36274, 70520), (41456, 61705), (49364, 51820)]