669707792

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{857}}^1$

素因数の和:925

約数の個数: 90

約数和(自身を含む): 1494302238

約数和(自身を除く): 824594446

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 289, 338, 442, 578, 676, 857, 884, 1156, 1352, 1714, 1768, 2312, 2704, 2873, 3428, 3536, 3757, 4624, 5746, 6856, 7514, 11141, 11492, 13712, 14569, 15028, 22282, 22984, 29138, 30056, 44564, 45968, 48841, 58276, 60112, 89128, 97682, 116552, 144833, 178256, 189397, 195364, 233104, 247673, 289666, 378794, 390728, 495346, 579332, 757588, 781456, 990692, 1158664, 1515176, 1981384, 2317328, 2462161, 3030352, 3219749, 3962768, 4924322, 6439498, 9848644, 12878996, 19697288, 25757992, 39394576, 41856737, 51515984, 83713474, 167426948, 334853896, 669707792]

約数ペア:

[(1, 669707792), (2, 334853896), (4, 167426948), (8, 83713474), (13, 51515984), (16, 41856737), (17, 39394576), (26, 25757992), (34, 19697288), (52, 12878996), (68, 9848644), (104, 6439498), (136, 4924322), (169, 3962768), (208, 3219749), (221, 3030352), (272, 2462161), (289, 2317328), (338, 1981384), (442, 1515176), (578, 1158664), (676, 990692), (857, 781456), (884, 757588), (1156, 579332), (1352, 495346), (1714, 390728), (1768, 378794), (2312, 289666), (2704, 247673), (2873, 233104), (3428, 195364), (3536, 189397), (3757, 178256), (4624, 144833), (5746, 116552), (6856, 97682), (7514, 89128), (11141, 60112), (11492, 58276), (13712, 48841), (14569, 45968), (15028, 44564), (22282, 30056), (22984, 29138)]