139589320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{811}}^1$

素因数の和:1166

約数の個数: 64

約数和(自身を含む): 339675840

約数和(自身を除く): 200086520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 331, 520, 662, 811, 1324, 1622, 1655, 2648, 3244, 3310, 4055, 4303, 6488, 6620, 8110, 8606, 10543, 13240, 16220, 17212, 21086, 21515, 32440, 34424, 42172, 43030, 52715, 84344, 86060, 105430, 172120, 210860, 268441, 421720, 536882, 1073764, 1342205, 2147528, 2684410, 3489733, 5368820, 6979466, 10737640, 13958932, 17448665, 27917864, 34897330, 69794660, 139589320]

約数ペア:

[(1, 139589320), (2, 69794660), (4, 34897330), (5, 27917864), (8, 17448665), (10, 13958932), (13, 10737640), (20, 6979466), (26, 5368820), (40, 3489733), (52, 2684410), (65, 2147528), (104, 1342205), (130, 1073764), (260, 536882), (331, 421720), (520, 268441), (662, 210860), (811, 172120), (1324, 105430), (1622, 86060), (1655, 84344), (2648, 52715), (3244, 43030), (3310, 42172), (4055, 34424), (4303, 32440), (6488, 21515), (6620, 21086), (8110, 17212), (8606, 16220), (10543, 13240)]