77928200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{55663}}^1$

素因数の和:55686

約数の個数: 48

約数和(自身を含む): 207070080

約数和(自身を除く): 129141880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 55663, 111326, 222652, 278315, 389641, 445304, 556630, 779282, 1113260, 1391575, 1558564, 1948205, 2226520, 2783150, 3117128, 3896410, 5566300, 7792820, 9741025, 11132600, 15585640, 19482050, 38964100, 77928200]

約数ペア:

[(1, 77928200), (2, 38964100), (4, 19482050), (5, 15585640), (7, 11132600), (8, 9741025), (10, 7792820), (14, 5566300), (20, 3896410), (25, 3117128), (28, 2783150), (35, 2226520), (40, 1948205), (50, 1558564), (56, 1391575), (70, 1113260), (100, 779282), (140, 556630), (175, 445304), (200, 389641), (280, 278315), (350, 222652), (700, 111326), (1400, 55663)]