51988590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{19919}}^1$

素因数の和:19961

約数の個数: 48

約数和(自身を含む): 139838400

約数和(自身を除く): 87849810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 19919, 39838, 59757, 99595, 119514, 179271, 199190, 298785, 358542, 577651, 597570, 896355, 1155302, 1732953, 1792710, 2888255, 3465906, 5198859, 5776510, 8664765, 10397718, 17329530, 25994295, 51988590]

約数ペア:

[(1, 51988590), (2, 25994295), (3, 17329530), (5, 10397718), (6, 8664765), (9, 5776510), (10, 5198859), (15, 3465906), (18, 2888255), (29, 1792710), (30, 1732953), (45, 1155302), (58, 896355), (87, 597570), (90, 577651), (145, 358542), (174, 298785), (261, 199190), (290, 179271), (435, 119514), (522, 99595), (870, 59757), (1305, 39838), (2610, 19919)]