851755504

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:638

約数の個数: 80

約数和(自身を含む): 1791313920

約数和(自身を除く): 939558416

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 197, 248, 368, 379, 394, 496, 713, 758, 788, 1426, 1516, 1576, 2852, 3032, 3152, 4531, 5704, 6064, 6107, 8717, 9062, 11408, 11749, 12214, 17434, 18124, 23498, 24428, 34868, 36248, 46996, 48856, 69736, 72496, 74663, 93992, 97712, 139472, 140461, 149326, 187984, 270227, 280922, 298652, 540454, 561844, 597304, 1080908, 1123688, 1194608, 1717249, 2161816, 2247376, 2314553, 3434498, 4323632, 4629106, 6868996, 9258212, 13737992, 18516424, 27475984, 37032848, 53234719, 106469438, 212938876, 425877752, 851755504]

約数ペア:

[(1, 851755504), (2, 425877752), (4, 212938876), (8, 106469438), (16, 53234719), (23, 37032848), (31, 27475984), (46, 18516424), (62, 13737992), (92, 9258212), (124, 6868996), (184, 4629106), (197, 4323632), (248, 3434498), (368, 2314553), (379, 2247376), (394, 2161816), (496, 1717249), (713, 1194608), (758, 1123688), (788, 1080908), (1426, 597304), (1516, 561844), (1576, 540454), (2852, 298652), (3032, 280922), (3152, 270227), (4531, 187984), (5704, 149326), (6064, 140461), (6107, 139472), (8717, 97712), (9062, 93992), (11408, 74663), (11749, 72496), (12214, 69736), (17434, 48856), (18124, 46996), (23498, 36248), (24428, 34868)]