90819200

素因数分解:

$2^7\times 5^2\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 227379420

約数和(自身を除く): 136560220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 101, 128, 160, 200, 202, 281, 320, 400, 404, 505, 562, 640, 800, 808, 1010, 1124, 1405, 1600, 1616, 2020, 2248, 2525, 2810, 3200, 3232, 4040, 4496, 5050, 5620, 6464, 7025, 8080, 8992, 10100, 11240, 12928, 14050, 16160, 17984, 20200, 22480, 28100, 28381, 32320, 35968, 40400, 44960, 56200, 56762, 64640, 80800, 89920, 112400, 113524, 141905, 161600, 179840, 224800, 227048, 283810, 323200, 449600, 454096, 567620, 709525, 899200, 908192, 1135240, 1419050, 1816384, 2270480, 2838100, 3632768, 4540960, 5676200, 9081920, 11352400, 18163840, 22704800, 45409600, 90819200]

約数ペア:

[(1, 90819200), (2, 45409600), (4, 22704800), (5, 18163840), (8, 11352400), (10, 9081920), (16, 5676200), (20, 4540960), (25, 3632768), (32, 2838100), (40, 2270480), (50, 1816384), (64, 1419050), (80, 1135240), (100, 908192), (101, 899200), (128, 709525), (160, 567620), (200, 454096), (202, 449600), (281, 323200), (320, 283810), (400, 227048), (404, 224800), (505, 179840), (562, 161600), (640, 141905), (800, 113524), (808, 112400), (1010, 89920), (1124, 80800), (1405, 64640), (1600, 56762), (1616, 56200), (2020, 44960), (2248, 40400), (2525, 35968), (2810, 32320), (3200, 28381), (3232, 28100), (4040, 22480), (4496, 20200), (5050, 17984), (5620, 16160), (6464, 14050), (7025, 12928), (8080, 11240), (8992, 10100)]