100720144

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:312

約数の個数: 80

約数和(自身を含む): 230207488

約数和(自身を除く): 129487344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 97, 112, 127, 146, 194, 254, 292, 388, 508, 511, 584, 679, 776, 889, 1016, 1022, 1168, 1358, 1552, 1778, 2032, 2044, 2716, 3556, 4088, 5432, 7081, 7112, 8176, 9271, 10864, 12319, 14162, 14224, 18542, 24638, 28324, 37084, 49276, 49567, 56648, 64897, 74168, 86233, 98552, 99134, 113296, 129794, 148336, 172466, 197104, 198268, 259588, 344932, 396536, 519176, 689864, 793072, 899287, 1038352, 1379728, 1798574, 3597148, 6295009, 7194296, 12590018, 14388592, 25180036, 50360072, 100720144]

約数ペア:

[(1, 100720144), (2, 50360072), (4, 25180036), (7, 14388592), (8, 12590018), (14, 7194296), (16, 6295009), (28, 3597148), (56, 1798574), (73, 1379728), (97, 1038352), (112, 899287), (127, 793072), (146, 689864), (194, 519176), (254, 396536), (292, 344932), (388, 259588), (508, 198268), (511, 197104), (584, 172466), (679, 148336), (776, 129794), (889, 113296), (1016, 99134), (1022, 98552), (1168, 86233), (1358, 74168), (1552, 64897), (1778, 56648), (2032, 49567), (2044, 49276), (2716, 37084), (3556, 28324), (4088, 24638), (5432, 18542), (7081, 14224), (7112, 14162), (8176, 12319), (9271, 10864)]