80756060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1279}}^1$

素因数の和:1347

約数の個数: 96

約数和(自身を含む): 216760320

約数和(自身を除く): 136004260

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 55, 70, 77, 82, 110, 140, 154, 164, 205, 220, 287, 308, 385, 410, 451, 574, 770, 820, 902, 1148, 1279, 1435, 1540, 1804, 2255, 2558, 2870, 3157, 4510, 5116, 5740, 6314, 6395, 8953, 9020, 12628, 12790, 14069, 15785, 17906, 25580, 28138, 31570, 35812, 44765, 52439, 56276, 63140, 70345, 89530, 98483, 104878, 140690, 179060, 196966, 209756, 262195, 281380, 367073, 393932, 492415, 524390, 576829, 734146, 984830, 1048780, 1153658, 1468292, 1835365, 1969660, 2307316, 2884145, 3670730, 4037803, 5768290, 7341460, 8075606, 11536580, 16151212, 20189015, 40378030, 80756060]

約数ペア:

[(1, 80756060), (2, 40378030), (4, 20189015), (5, 16151212), (7, 11536580), (10, 8075606), (11, 7341460), (14, 5768290), (20, 4037803), (22, 3670730), (28, 2884145), (35, 2307316), (41, 1969660), (44, 1835365), (55, 1468292), (70, 1153658), (77, 1048780), (82, 984830), (110, 734146), (140, 576829), (154, 524390), (164, 492415), (205, 393932), (220, 367073), (287, 281380), (308, 262195), (385, 209756), (410, 196966), (451, 179060), (574, 140690), (770, 104878), (820, 98483), (902, 89530), (1148, 70345), (1279, 63140), (1435, 56276), (1540, 52439), (1804, 44765), (2255, 35812), (2558, 31570), (2870, 28138), (3157, 25580), (4510, 17906), (5116, 15785), (5740, 14069), (6314, 12790), (6395, 12628), (8953, 9020)]