77285840

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{14419}}^1$

素因数の和:14499

約数の個数: 40

約数和(自身を含む): 182384160

約数和(自身を除く): 105098320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 14419, 28838, 57676, 72095, 115352, 144190, 230704, 288380, 576760, 966073, 1153520, 1932146, 3864292, 4830365, 7728584, 9660730, 15457168, 19321460, 38642920, 77285840]

約数ペア:

[(1, 77285840), (2, 38642920), (4, 19321460), (5, 15457168), (8, 9660730), (10, 7728584), (16, 4830365), (20, 3864292), (40, 1932146), (67, 1153520), (80, 966073), (134, 576760), (268, 288380), (335, 230704), (536, 144190), (670, 115352), (1072, 72095), (1340, 57676), (2680, 28838), (5360, 14419)]