8881170064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{2087}}^1$

素因数の和:2648

約数の個数: 80

約数和(自身を含む): 19030032000

約数和(自身を除く): 10148861936

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 499, 533, 656, 998, 1066, 1996, 2087, 2132, 3992, 4174, 4264, 6487, 7984, 8348, 8528, 12974, 16696, 20459, 25948, 27131, 33392, 40918, 51896, 54262, 81836, 85567, 103792, 108524, 163672, 171134, 217048, 265967, 327344, 342268, 434096, 531934, 684536, 1041413, 1063868, 1112371, 1369072, 2082826, 2127736, 2224742, 4165652, 4255472, 4449484, 8331304, 8898968, 13538369, 16662608, 17797936, 27076738, 42697933, 54153476, 85395866, 108306952, 170791732, 216613904, 341583464, 555073129, 683166928, 1110146258, 2220292516, 4440585032, 8881170064]

約数ペア:

[(1, 8881170064), (2, 4440585032), (4, 2220292516), (8, 1110146258), (13, 683166928), (16, 555073129), (26, 341583464), (41, 216613904), (52, 170791732), (82, 108306952), (104, 85395866), (164, 54153476), (208, 42697933), (328, 27076738), (499, 17797936), (533, 16662608), (656, 13538369), (998, 8898968), (1066, 8331304), (1996, 4449484), (2087, 4255472), (2132, 4165652), (3992, 2224742), (4174, 2127736), (4264, 2082826), (6487, 1369072), (7984, 1112371), (8348, 1063868), (8528, 1041413), (12974, 684536), (16696, 531934), (20459, 434096), (25948, 342268), (27131, 327344), (33392, 265967), (40918, 217048), (51896, 171134), (54262, 163672), (81836, 108524), (85567, 103792)]