8021266864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{17041}}^1$

素因数の和:17166

約数の個数: 80

約数和(自身を含む): 17514267904

約数和(自身を除く): 9493001040

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 73, 104, 124, 146, 208, 248, 292, 403, 496, 584, 806, 949, 1168, 1612, 1898, 2263, 3224, 3796, 4526, 6448, 7592, 9052, 15184, 17041, 18104, 29419, 34082, 36208, 58838, 68164, 117676, 136328, 221533, 235352, 272656, 443066, 470704, 528271, 886132, 1056542, 1243993, 1772264, 2113084, 2487986, 3544528, 4226168, 4975972, 6867523, 8452336, 9951944, 13735046, 16171909, 19903888, 27470092, 32343818, 38563783, 54940184, 64687636, 77127566, 109880368, 129375272, 154255132, 258750544, 308510264, 501329179, 617020528, 1002658358, 2005316716, 4010633432, 8021266864]

約数ペア:

[(1, 8021266864), (2, 4010633432), (4, 2005316716), (8, 1002658358), (13, 617020528), (16, 501329179), (26, 308510264), (31, 258750544), (52, 154255132), (62, 129375272), (73, 109880368), (104, 77127566), (124, 64687636), (146, 54940184), (208, 38563783), (248, 32343818), (292, 27470092), (403, 19903888), (496, 16171909), (584, 13735046), (806, 9951944), (949, 8452336), (1168, 6867523), (1612, 4975972), (1898, 4226168), (2263, 3544528), (3224, 2487986), (3796, 2113084), (4526, 1772264), (6448, 1243993), (7592, 1056542), (9052, 886132), (15184, 528271), (17041, 470704), (18104, 443066), (29419, 272656), (34082, 235352), (36208, 221533), (58838, 136328), (68164, 117676)]