82749520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1381}}^1$

素因数の和:1508

約数の個数: 80

約数和(自身を含む): 222092928

約数和(自身を除く): 139343408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 428, 535, 560, 749, 856, 1070, 1381, 1498, 1712, 2140, 2762, 2996, 3745, 4280, 5524, 5992, 6905, 7490, 8560, 9667, 11048, 11984, 13810, 14980, 19334, 22096, 27620, 29960, 38668, 48335, 55240, 59920, 77336, 96670, 110480, 147767, 154672, 193340, 295534, 386680, 591068, 738835, 773360, 1034369, 1182136, 1477670, 2068738, 2364272, 2955340, 4137476, 5171845, 5910680, 8274952, 10343690, 11821360, 16549904, 20687380, 41374760, 82749520]

約数ペア:

[(1, 82749520), (2, 41374760), (4, 20687380), (5, 16549904), (7, 11821360), (8, 10343690), (10, 8274952), (14, 5910680), (16, 5171845), (20, 4137476), (28, 2955340), (35, 2364272), (40, 2068738), (56, 1477670), (70, 1182136), (80, 1034369), (107, 773360), (112, 738835), (140, 591068), (214, 386680), (280, 295534), (428, 193340), (535, 154672), (560, 147767), (749, 110480), (856, 96670), (1070, 77336), (1381, 59920), (1498, 55240), (1712, 48335), (2140, 38668), (2762, 29960), (2996, 27620), (3745, 22096), (4280, 19334), (5524, 14980), (5992, 13810), (6905, 11984), (7490, 11048), (8560, 9667)]