164066920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2111}}^1$

素因数の和:2218

約数の個数: 64

約数和(自身を含む): 387763200

約数和(自身を除く): 223696280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 67, 116, 134, 145, 232, 268, 290, 335, 536, 580, 670, 1160, 1340, 1943, 2111, 2680, 3886, 4222, 7772, 8444, 9715, 10555, 15544, 16888, 19430, 21110, 38860, 42220, 61219, 77720, 84440, 122438, 141437, 244876, 282874, 306095, 489752, 565748, 612190, 707185, 1131496, 1224380, 1414370, 2448760, 2828740, 4101673, 5657480, 8203346, 16406692, 20508365, 32813384, 41016730, 82033460, 164066920]

約数ペア:

[(1, 164066920), (2, 82033460), (4, 41016730), (5, 32813384), (8, 20508365), (10, 16406692), (20, 8203346), (29, 5657480), (40, 4101673), (58, 2828740), (67, 2448760), (116, 1414370), (134, 1224380), (145, 1131496), (232, 707185), (268, 612190), (290, 565748), (335, 489752), (536, 306095), (580, 282874), (670, 244876), (1160, 141437), (1340, 122438), (1943, 84440), (2111, 77720), (2680, 61219), (3886, 42220), (4222, 38860), (7772, 21110), (8444, 19430), (9715, 16888), (10555, 15544)]