85660360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{419}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 204120000

約数和(自身を除く): 118459640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 269, 380, 419, 538, 760, 838, 1076, 1345, 1676, 2095, 2152, 2690, 3352, 4190, 5111, 5380, 7961, 8380, 10222, 10760, 15922, 16760, 20444, 25555, 31844, 39805, 40888, 51110, 63688, 79610, 102220, 112711, 159220, 204440, 225422, 318440, 450844, 563555, 901688, 1127110, 2141509, 2254220, 4283018, 4508440, 8566036, 10707545, 17132072, 21415090, 42830180, 85660360]

約数ペア:

[(1, 85660360), (2, 42830180), (4, 21415090), (5, 17132072), (8, 10707545), (10, 8566036), (19, 4508440), (20, 4283018), (38, 2254220), (40, 2141509), (76, 1127110), (95, 901688), (152, 563555), (190, 450844), (269, 318440), (380, 225422), (419, 204440), (538, 159220), (760, 112711), (838, 102220), (1076, 79610), (1345, 63688), (1676, 51110), (2095, 40888), (2152, 39805), (2690, 31844), (3352, 25555), (4190, 20444), (5111, 16760), (5380, 15922), (7961, 10760), (8380, 10222)]