91802680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{607}}^1$

素因数の和:836

約数の個数: 64

約数和(自身を含む): 218880000

約数和(自身を除く): 127077320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 199, 380, 398, 607, 760, 796, 995, 1214, 1592, 1990, 2428, 3035, 3781, 3980, 4856, 6070, 7562, 7960, 11533, 12140, 15124, 18905, 23066, 24280, 30248, 37810, 46132, 57665, 75620, 92264, 115330, 120793, 151240, 230660, 241586, 461320, 483172, 603965, 966344, 1207930, 2295067, 2415860, 4590134, 4831720, 9180268, 11475335, 18360536, 22950670, 45901340, 91802680]

約数ペア:

[(1, 91802680), (2, 45901340), (4, 22950670), (5, 18360536), (8, 11475335), (10, 9180268), (19, 4831720), (20, 4590134), (38, 2415860), (40, 2295067), (76, 1207930), (95, 966344), (152, 603965), (190, 483172), (199, 461320), (380, 241586), (398, 230660), (607, 151240), (760, 120793), (796, 115330), (995, 92264), (1214, 75620), (1592, 57665), (1990, 46132), (2428, 37810), (3035, 30248), (3781, 24280), (3980, 23066), (4856, 18905), (6070, 15124), (7562, 12140), (7960, 11533)]