827886740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{3331}}^1$

素因数の和:3417

約数の個数: 72

約数和(自身を含む): 1890363552

約数和(自身を除く): 1062476812

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 289, 340, 430, 578, 731, 860, 1156, 1445, 1462, 2890, 2924, 3331, 3655, 5780, 6662, 7310, 12427, 13324, 14620, 16655, 24854, 33310, 49708, 56627, 62135, 66620, 113254, 124270, 143233, 226508, 248540, 283135, 286466, 566270, 572932, 716165, 962659, 1132540, 1432330, 1925318, 2434961, 2864660, 3850636, 4813295, 4869922, 9626590, 9739844, 12174805, 19253180, 24349610, 41394337, 48699220, 82788674, 165577348, 206971685, 413943370, 827886740]

約数ペア:

[(1, 827886740), (2, 413943370), (4, 206971685), (5, 165577348), (10, 82788674), (17, 48699220), (20, 41394337), (34, 24349610), (43, 19253180), (68, 12174805), (85, 9739844), (86, 9626590), (170, 4869922), (172, 4813295), (215, 3850636), (289, 2864660), (340, 2434961), (430, 1925318), (578, 1432330), (731, 1132540), (860, 962659), (1156, 716165), (1445, 572932), (1462, 566270), (2890, 286466), (2924, 283135), (3331, 248540), (3655, 226508), (5780, 143233), (6662, 124270), (7310, 113254), (12427, 66620), (13324, 62135), (14620, 56627), (16655, 49708), (24854, 33310)]