83788020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{51721}}^1$

素因数の和:51742

約数の個数: 60

約数和(自身を含む): 262851204

約数和(自身を除く): 179063184

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 51721, 103442, 155163, 206884, 258605, 310326, 465489, 517210, 620652, 775815, 930978, 1034420, 1396467, 1551630, 1861956, 2327445, 2792934, 3103260, 4189401, 4654890, 5585868, 6982335, 8378802, 9309780, 13964670, 16757604, 20947005, 27929340, 41894010, 83788020]

約数ペア:

[(1, 83788020), (2, 41894010), (3, 27929340), (4, 20947005), (5, 16757604), (6, 13964670), (9, 9309780), (10, 8378802), (12, 6982335), (15, 5585868), (18, 4654890), (20, 4189401), (27, 3103260), (30, 2792934), (36, 2327445), (45, 1861956), (54, 1551630), (60, 1396467), (81, 1034420), (90, 930978), (108, 775815), (135, 620652), (162, 517210), (180, 465489), (270, 310326), (324, 258605), (405, 206884), (540, 155163), (810, 103442), (1620, 51721)]