220990175

素因数分解:

$5^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{5563}}^1$

素因数の和:5807

約数の個数: 24

約数和(自身を含む): 314610816

約数和(自身を除く): 93620641

約数列:

[1, 5, 7, 25, 35, 175, 227, 1135, 1589, 5563, 5675, 7945, 27815, 38941, 39725, 139075, 194705, 973525, 1262801, 6314005, 8839607, 31570025, 44198035, 220990175]

約数ペア:

[(1, 220990175), (5, 44198035), (7, 31570025), (25, 8839607), (35, 6314005), (175, 1262801), (227, 973525), (1135, 194705), (1589, 139075), (5563, 39725), (5675, 38941), (7945, 27815)]