20160766672

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{2851}}^1$

素因数の和:3212

約数の個数: 80

約数和(自身を含む): 41249502720

約数和(自身を除く): 21088736048

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 269, 424, 496, 538, 848, 1076, 1643, 2152, 2851, 3286, 4304, 5702, 6572, 8339, 11404, 13144, 14257, 16678, 22808, 26288, 28514, 33356, 45616, 57028, 66712, 88381, 114056, 133424, 151103, 176762, 228112, 302206, 353524, 441967, 604412, 707048, 766919, 883934, 1208824, 1414096, 1533838, 1767868, 2417648, 3067676, 3535736, 4684193, 6135352, 7071472, 9368386, 12270704, 18736772, 23774489, 37473544, 40646707, 47548978, 74947088, 81293414, 95097956, 162586828, 190195912, 325173656, 380391824, 650347312, 1260047917, 2520095834, 5040191668, 10080383336, 20160766672]

約数ペア:

[(1, 20160766672), (2, 10080383336), (4, 5040191668), (8, 2520095834), (16, 1260047917), (31, 650347312), (53, 380391824), (62, 325173656), (106, 190195912), (124, 162586828), (212, 95097956), (248, 81293414), (269, 74947088), (424, 47548978), (496, 40646707), (538, 37473544), (848, 23774489), (1076, 18736772), (1643, 12270704), (2152, 9368386), (2851, 7071472), (3286, 6135352), (4304, 4684193), (5702, 3535736), (6572, 3067676), (8339, 2417648), (11404, 1767868), (13144, 1533838), (14257, 1414096), (16678, 1208824), (22808, 883934), (26288, 766919), (28514, 707048), (33356, 604412), (45616, 441967), (57028, 353524), (66712, 302206), (88381, 228112), (114056, 176762), (133424, 151103)]