80120800

素因数分解:

$2^5\times 5^2\times {\mathrm{100151}}^1$

素因数の和:100171

約数の個数: 36

約数和(自身を含む): 195596856

約数和(自身を除く): 115476056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 100151, 200302, 400604, 500755, 801208, 1001510, 1602416, 2003020, 2503775, 3204832, 4006040, 5007550, 8012080, 10015100, 16024160, 20030200, 40060400, 80120800]

約数ペア:

[(1, 80120800), (2, 40060400), (4, 20030200), (5, 16024160), (8, 10015100), (10, 8012080), (16, 5007550), (20, 4006040), (25, 3204832), (32, 2503775), (40, 2003020), (50, 1602416), (80, 1001510), (100, 801208), (160, 500755), (200, 400604), (400, 200302), (800, 100151)]