68615419160

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1\times {\mathrm{46993}}^1$

素因数の和:47388

約数の個数: 64

約数和(自身を含む): 156016320480

約数和(自身を除く): 87400901320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 211, 346, 422, 692, 844, 865, 1055, 1384, 1688, 1730, 2110, 3460, 4220, 6920, 8440, 36503, 46993, 73006, 93986, 146012, 182515, 187972, 234965, 292024, 365030, 375944, 469930, 730060, 939860, 1460120, 1879720, 8129789, 9915523, 16259578, 19831046, 32519156, 39662092, 40648945, 49577615, 65038312, 79324184, 81297890, 99155230, 162595780, 198310460, 325191560, 396620920, 1715385479, 3430770958, 6861541916, 8576927395, 13723083832, 17153854790, 34307709580, 68615419160]

約数ペア:

[(1, 68615419160), (2, 34307709580), (4, 17153854790), (5, 13723083832), (8, 8576927395), (10, 6861541916), (20, 3430770958), (40, 1715385479), (173, 396620920), (211, 325191560), (346, 198310460), (422, 162595780), (692, 99155230), (844, 81297890), (865, 79324184), (1055, 65038312), (1384, 49577615), (1688, 40648945), (1730, 39662092), (2110, 32519156), (3460, 19831046), (4220, 16259578), (6920, 9915523), (8440, 8129789), (36503, 1879720), (46993, 1460120), (73006, 939860), (93986, 730060), (146012, 469930), (182515, 375944), (187972, 365030), (234965, 292024)]