8002880

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:387

約数の個数: 56

約数和(自身を含む): 19339560

約数和(自身を除く): 11336680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 178, 281, 320, 356, 445, 562, 712, 890, 1124, 1405, 1424, 1780, 2248, 2810, 2848, 3560, 4496, 5620, 5696, 7120, 8992, 11240, 14240, 17984, 22480, 25009, 28480, 44960, 50018, 89920, 100036, 125045, 200072, 250090, 400144, 500180, 800288, 1000360, 1600576, 2000720, 4001440, 8002880]

約数ペア:

[(1, 8002880), (2, 4001440), (4, 2000720), (5, 1600576), (8, 1000360), (10, 800288), (16, 500180), (20, 400144), (32, 250090), (40, 200072), (64, 125045), (80, 100036), (89, 89920), (160, 50018), (178, 44960), (281, 28480), (320, 25009), (356, 22480), (445, 17984), (562, 14240), (712, 11240), (890, 8992), (1124, 7120), (1405, 5696), (1424, 5620), (1780, 4496), (2248, 3560), (2810, 2848)]