200580975

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{42451}}^1$

素因数の和:42477

約数の個数: 48

約数和(自身を含む): 421123840

約数和(自身を除く): 220542865

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4725, 42451, 127353, 212255, 297157, 382059, 636765, 891471, 1061275, 1146177, 1485785, 1910295, 2674413, 3183825, 4457355, 5730885, 7428925, 8023239, 9551475, 13372065, 22286775, 28654425, 40116195, 66860325, 200580975]

約数ペア:

[(1, 200580975), (3, 66860325), (5, 40116195), (7, 28654425), (9, 22286775), (15, 13372065), (21, 9551475), (25, 8023239), (27, 7428925), (35, 5730885), (45, 4457355), (63, 3183825), (75, 2674413), (105, 1910295), (135, 1485785), (175, 1146177), (189, 1061275), (225, 891471), (315, 636765), (525, 382059), (675, 297157), (945, 212255), (1575, 127353), (4725, 42451)]