91813940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{281}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 211699656

約数和(自身を除く): 119885716

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 281, 310, 340, 527, 562, 620, 961, 1054, 1124, 1405, 1922, 2108, 2635, 2810, 3844, 4777, 4805, 5270, 5620, 8711, 9554, 9610, 10540, 16337, 17422, 19108, 19220, 23885, 32674, 34844, 43555, 47770, 65348, 81685, 87110, 95540, 148087, 163370, 174220, 270041, 296174, 326740, 540082, 592348, 740435, 1080164, 1350205, 1480870, 2700410, 2961740, 4590697, 5400820, 9181394, 18362788, 22953485, 45906970, 91813940]

約数ペア:

[(1, 91813940), (2, 45906970), (4, 22953485), (5, 18362788), (10, 9181394), (17, 5400820), (20, 4590697), (31, 2961740), (34, 2700410), (62, 1480870), (68, 1350205), (85, 1080164), (124, 740435), (155, 592348), (170, 540082), (281, 326740), (310, 296174), (340, 270041), (527, 174220), (562, 163370), (620, 148087), (961, 95540), (1054, 87110), (1124, 81685), (1405, 65348), (1922, 47770), (2108, 43555), (2635, 34844), (2810, 32674), (3844, 23885), (4777, 19220), (4805, 19108), (5270, 17422), (5620, 16337), (8711, 10540), (9554, 9610)]