388045908080

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^2\times {\mathrm{193}}^1\times {\mathrm{4027}}^1$

素因数の和:4391

約数の個数: 120

約数和(自身を含む): 918734290992

約数和(自身を除く): 530688382912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 193, 316, 386, 395, 632, 772, 790, 965, 1264, 1544, 1580, 1930, 3088, 3160, 3860, 4027, 6241, 6320, 7720, 8054, 12482, 15247, 15440, 16108, 20135, 24964, 30494, 31205, 32216, 40270, 49928, 60988, 62410, 64432, 76235, 80540, 99856, 121976, 124820, 152470, 161080, 243952, 249640, 304940, 318133, 322160, 499280, 609880, 636266, 777211, 1204513, 1219760, 1272532, 1554422, 1590665, 2409026, 2545064, 3108844, 3181330, 3886055, 4818052, 5090128, 6022565, 6217688, 6362660, 7772110, 9636104, 12045130, 12435376, 12725320, 15544220, 19272208, 24090260, 25132507, 25450640, 31088440, 48180520, 50265014, 61399669, 62176880, 96361040, 100530028, 122799338, 125662535, 201060056, 245598676, 251325070, 306998345, 402120112, 491197352, 502650140, 613996690, 982394704, 1005300280, 1227993380, 2010600560, 2455986760, 4850573851, 4911973520, 9701147702, 19402295404, 24252869255, 38804590808, 48505738510, 77609181616, 97011477020, 194022954040, 388045908080]

約数ペア:

[(1, 388045908080), (2, 194022954040), (4, 97011477020), (5, 77609181616), (8, 48505738510), (10, 38804590808), (16, 24252869255), (20, 19402295404), (40, 9701147702), (79, 4911973520), (80, 4850573851), (158, 2455986760), (193, 2010600560), (316, 1227993380), (386, 1005300280), (395, 982394704), (632, 613996690), (772, 502650140), (790, 491197352), (965, 402120112), (1264, 306998345), (1544, 251325070), (1580, 245598676), (1930, 201060056), (3088, 125662535), (3160, 122799338), (3860, 100530028), (4027, 96361040), (6241, 62176880), (6320, 61399669), (7720, 50265014), (8054, 48180520), (12482, 31088440), (15247, 25450640), (15440, 25132507), (16108, 24090260), (20135, 19272208), (24964, 15544220), (30494, 12725320), (31205, 12435376), (32216, 12045130), (40270, 9636104), (49928, 7772110), (60988, 6362660), (62410, 6217688), (64432, 6022565), (76235, 5090128), (80540, 4818052), (99856, 3886055), (121976, 3181330), (124820, 3108844), (152470, 2545064), (161080, 2409026), (243952, 1590665), (249640, 1554422), (304940, 1272532), (318133, 1219760), (322160, 1204513), (499280, 777211), (609880, 636266)]