83444080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 201129984

約数和(自身を除く): 117685904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 127, 172, 191, 215, 254, 344, 382, 430, 508, 635, 688, 764, 860, 955, 1016, 1270, 1528, 1720, 1910, 2032, 2540, 3056, 3440, 3820, 5080, 5461, 7640, 8213, 10160, 10922, 15280, 16426, 21844, 24257, 27305, 32852, 41065, 43688, 48514, 54610, 65704, 82130, 87376, 97028, 109220, 121285, 131408, 164260, 194056, 218440, 242570, 328520, 388112, 436880, 485140, 657040, 970280, 1043051, 1940560, 2086102, 4172204, 5215255, 8344408, 10430510, 16688816, 20861020, 41722040, 83444080]

約数ペア:

[(1, 83444080), (2, 41722040), (4, 20861020), (5, 16688816), (8, 10430510), (10, 8344408), (16, 5215255), (20, 4172204), (40, 2086102), (43, 1940560), (80, 1043051), (86, 970280), (127, 657040), (172, 485140), (191, 436880), (215, 388112), (254, 328520), (344, 242570), (382, 218440), (430, 194056), (508, 164260), (635, 131408), (688, 121285), (764, 109220), (860, 97028), (955, 87376), (1016, 82130), (1270, 65704), (1528, 54610), (1720, 48514), (1910, 43688), (2032, 41065), (2540, 32852), (3056, 27305), (3440, 24257), (3820, 21844), (5080, 16426), (5461, 15280), (7640, 10922), (8213, 10160)]