5149985360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{159739}}^1$

素因数の和:159796

約数の個数: 80

約数和(自身を含む): 13310814720

約数和(自身を除く): 8160829360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 32240, 159739, 319478, 638956, 798695, 1277912, 1597390, 2076607, 2555824, 3194780, 4153214, 4951909, 6389560, 8306428, 9903818, 10383035, 12779120, 16612856, 19807636, 20766070, 24759545, 33225712, 39615272, 41532140, 49519090, 64374817, 79230544, 83064280, 99038180, 128749634, 166128560, 198076360, 257499268, 321874085, 396152720, 514998536, 643748170, 1029997072, 1287496340, 2574992680, 5149985360]

約数ペア:

[(1, 5149985360), (2, 2574992680), (4, 1287496340), (5, 1029997072), (8, 643748170), (10, 514998536), (13, 396152720), (16, 321874085), (20, 257499268), (26, 198076360), (31, 166128560), (40, 128749634), (52, 99038180), (62, 83064280), (65, 79230544), (80, 64374817), (104, 49519090), (124, 41532140), (130, 39615272), (155, 33225712), (208, 24759545), (248, 20766070), (260, 19807636), (310, 16612856), (403, 12779120), (496, 10383035), (520, 9903818), (620, 8306428), (806, 6389560), (1040, 4951909), (1240, 4153214), (1612, 3194780), (2015, 2555824), (2480, 2076607), (3224, 1597390), (4030, 1277912), (6448, 798695), (8060, 638956), (16120, 319478), (32240, 159739)]