82463840

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5791}}^1$

素因数の和:5895

約数の個数: 48

約数和(自身を含む): 197043840

約数和(自身を除く): 114580000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 5791, 7120, 11582, 14240, 23164, 28955, 46328, 57910, 92656, 115820, 185312, 231640, 463280, 515399, 926560, 1030798, 2061596, 2576995, 4123192, 5153990, 8246384, 10307980, 16492768, 20615960, 41231920, 82463840]

約数ペア:

[(1, 82463840), (2, 41231920), (4, 20615960), (5, 16492768), (8, 10307980), (10, 8246384), (16, 5153990), (20, 4123192), (32, 2576995), (40, 2061596), (80, 1030798), (89, 926560), (160, 515399), (178, 463280), (356, 231640), (445, 185312), (712, 115820), (890, 92656), (1424, 57910), (1780, 46328), (2848, 28955), (3560, 23164), (5791, 14240), (7120, 11582)]