81370696

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 173954880

約数和(自身を除く): 92584184

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 67, 74, 88, 134, 148, 268, 296, 373, 407, 536, 737, 746, 814, 1474, 1492, 1628, 2479, 2948, 2984, 3256, 4103, 4958, 5896, 8206, 9916, 13801, 16412, 19832, 24991, 27269, 27602, 32824, 49982, 54538, 55204, 99964, 109076, 110408, 151811, 199928, 218152, 274901, 303622, 549802, 607244, 924667, 1099604, 1214488, 1849334, 2199208, 3698668, 7397336, 10171337, 20342674, 40685348, 81370696]

約数ペア:

[(1, 81370696), (2, 40685348), (4, 20342674), (8, 10171337), (11, 7397336), (22, 3698668), (37, 2199208), (44, 1849334), (67, 1214488), (74, 1099604), (88, 924667), (134, 607244), (148, 549802), (268, 303622), (296, 274901), (373, 218152), (407, 199928), (536, 151811), (737, 110408), (746, 109076), (814, 99964), (1474, 55204), (1492, 54538), (1628, 49982), (2479, 32824), (2948, 27602), (2984, 27269), (3256, 24991), (4103, 19832), (4958, 16412), (5896, 13801), (8206, 9916)]