2119296400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13147}}^1$

素因数の和:13209

約数の個数: 120

約数和(自身を含む): 5660582144

約数和(自身を除く): 3541285744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 200, 208, 248, 260, 310, 325, 400, 403, 496, 520, 620, 650, 775, 806, 1040, 1240, 1300, 1550, 1612, 2015, 2480, 2600, 3100, 3224, 4030, 5200, 6200, 6448, 8060, 10075, 12400, 13147, 16120, 20150, 26294, 32240, 40300, 52588, 65735, 80600, 105176, 131470, 161200, 170911, 210352, 262940, 328675, 341822, 407557, 525880, 657350, 683644, 815114, 854555, 1051760, 1314700, 1367288, 1630228, 1709110, 2037785, 2629400, 2734576, 3260456, 3418220, 4075570, 4272775, 5258800, 5298241, 6520912, 6836440, 8151140, 8545550, 10188925, 10596482, 13672880, 16302280, 17091100, 20377850, 21192964, 26491205, 32604560, 34182200, 40755700, 42385928, 52982410, 68364400, 81511400, 84771856, 105964820, 132456025, 163022800, 211929640, 264912050, 423859280, 529824100, 1059648200, 2119296400]

約数ペア:

[(1, 2119296400), (2, 1059648200), (4, 529824100), (5, 423859280), (8, 264912050), (10, 211929640), (13, 163022800), (16, 132456025), (20, 105964820), (25, 84771856), (26, 81511400), (31, 68364400), (40, 52982410), (50, 42385928), (52, 40755700), (62, 34182200), (65, 32604560), (80, 26491205), (100, 21192964), (104, 20377850), (124, 17091100), (130, 16302280), (155, 13672880), (200, 10596482), (208, 10188925), (248, 8545550), (260, 8151140), (310, 6836440), (325, 6520912), (400, 5298241), (403, 5258800), (496, 4272775), (520, 4075570), (620, 3418220), (650, 3260456), (775, 2734576), (806, 2629400), (1040, 2037785), (1240, 1709110), (1300, 1630228), (1550, 1367288), (1612, 1314700), (2015, 1051760), (2480, 854555), (2600, 815114), (3100, 683644), (3224, 657350), (4030, 525880), (5200, 407557), (6200, 341822), (6448, 328675), (8060, 262940), (10075, 210352), (12400, 170911), (13147, 161200), (16120, 131470), (20150, 105176), (26294, 80600), (32240, 65735), (40300, 52588)]