200072000

素因数分解:

$2^6\times 5^3\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:397

約数の個数: 112

約数和(自身を含む): 502828560

約数和(自身を除く): 302756560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 125, 160, 178, 200, 250, 281, 320, 356, 400, 445, 500, 562, 712, 800, 890, 1000, 1124, 1405, 1424, 1600, 1780, 2000, 2225, 2248, 2810, 2848, 3560, 4000, 4450, 4496, 5620, 5696, 7025, 7120, 8000, 8900, 8992, 11125, 11240, 14050, 14240, 17800, 17984, 22250, 22480, 25009, 28100, 28480, 35125, 35600, 44500, 44960, 50018, 56200, 70250, 71200, 89000, 89920, 100036, 112400, 125045, 140500, 142400, 178000, 200072, 224800, 250090, 281000, 356000, 400144, 449600, 500180, 562000, 625225, 712000, 800288, 1000360, 1124000, 1250450, 1600576, 2000720, 2248000, 2500900, 3126125, 4001440, 5001800, 6252250, 8002880, 10003600, 12504500, 20007200, 25009000, 40014400, 50018000, 100036000, 200072000]

約数ペア:

[(1, 200072000), (2, 100036000), (4, 50018000), (5, 40014400), (8, 25009000), (10, 20007200), (16, 12504500), (20, 10003600), (25, 8002880), (32, 6252250), (40, 5001800), (50, 4001440), (64, 3126125), (80, 2500900), (89, 2248000), (100, 2000720), (125, 1600576), (160, 1250450), (178, 1124000), (200, 1000360), (250, 800288), (281, 712000), (320, 625225), (356, 562000), (400, 500180), (445, 449600), (500, 400144), (562, 356000), (712, 281000), (800, 250090), (890, 224800), (1000, 200072), (1124, 178000), (1405, 142400), (1424, 140500), (1600, 125045), (1780, 112400), (2000, 100036), (2225, 89920), (2248, 89000), (2810, 71200), (2848, 70250), (3560, 56200), (4000, 50018), (4450, 44960), (4496, 44500), (5620, 35600), (5696, 35125), (7025, 28480), (7120, 28100), (8000, 25009), (8900, 22480), (8992, 22250), (11125, 17984), (11240, 17800), (14050, 14240)]