820976208

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{4649}}^1$

素因数の和:4956

約数の個数: 80

約数和(自身を含む): 2292561600

約数和(自身を除く): 1471585392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 283, 312, 566, 624, 849, 1132, 1698, 2264, 3396, 3679, 4528, 4649, 6792, 7358, 9298, 11037, 13584, 13947, 14716, 18596, 22074, 27894, 29432, 37192, 44148, 55788, 58864, 60437, 74384, 88296, 111576, 120874, 176592, 181311, 223152, 241748, 362622, 483496, 725244, 966992, 1315667, 1450488, 2631334, 2900976, 3947001, 5262668, 7894002, 10525336, 15788004, 17103671, 21050672, 31576008, 34207342, 51311013, 63152016, 68414684, 102622026, 136829368, 205244052, 273658736, 410488104, 820976208]

約数ペア:

[(1, 820976208), (2, 410488104), (3, 273658736), (4, 205244052), (6, 136829368), (8, 102622026), (12, 68414684), (13, 63152016), (16, 51311013), (24, 34207342), (26, 31576008), (39, 21050672), (48, 17103671), (52, 15788004), (78, 10525336), (104, 7894002), (156, 5262668), (208, 3947001), (283, 2900976), (312, 2631334), (566, 1450488), (624, 1315667), (849, 966992), (1132, 725244), (1698, 483496), (2264, 362622), (3396, 241748), (3679, 223152), (4528, 181311), (4649, 176592), (6792, 120874), (7358, 111576), (9298, 88296), (11037, 74384), (13584, 60437), (13947, 58864), (14716, 55788), (18596, 44148), (22074, 37192), (27894, 29432)]