205127058760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1982287}}^1$

素因数の和:1982510

約数の個数: 64

約数和(自身を含む): 499536576000

約数和(自身を除く): 294409517240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 260, 398, 520, 796, 995, 1592, 1990, 2587, 3980, 5174, 7960, 10348, 12935, 20696, 25870, 51740, 103480, 1982287, 3964574, 7929148, 9911435, 15858296, 19822870, 25769731, 39645740, 51539462, 79291480, 103078924, 128848655, 206157848, 257697310, 394475113, 515394620, 788950226, 1030789240, 1577900452, 1972375565, 3155800904, 3944751130, 5128176469, 7889502260, 10256352938, 15779004520, 20512705876, 25640882345, 41025411752, 51281764690, 102563529380, 205127058760]

約数ペア:

[(1, 205127058760), (2, 102563529380), (4, 51281764690), (5, 41025411752), (8, 25640882345), (10, 20512705876), (13, 15779004520), (20, 10256352938), (26, 7889502260), (40, 5128176469), (52, 3944751130), (65, 3155800904), (104, 1972375565), (130, 1577900452), (199, 1030789240), (260, 788950226), (398, 515394620), (520, 394475113), (796, 257697310), (995, 206157848), (1592, 128848655), (1990, 103078924), (2587, 79291480), (3980, 51539462), (5174, 39645740), (7960, 25769731), (10348, 19822870), (12935, 15858296), (20696, 9911435), (25870, 7929148), (51740, 3964574), (103480, 1982287)]