18188275

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^2$

素因数の和:160

約数の個数: 36

約数和(自身を含む): 26980912

約数和(自身を除く): 8792637

約数列:

[1, 5, 7, 25, 35, 37, 53, 175, 185, 259, 265, 371, 925, 1295, 1325, 1855, 1961, 2809, 6475, 9275, 9805, 13727, 14045, 19663, 49025, 68635, 70225, 98315, 103933, 343175, 491575, 519665, 727531, 2598325, 3637655, 18188275]

約数ペア:

[(1, 18188275), (5, 3637655), (7, 2598325), (25, 727531), (35, 519665), (37, 491575), (53, 343175), (175, 103933), (185, 98315), (259, 70225), (265, 68635), (371, 49025), (925, 19663), (1295, 14045), (1325, 13727), (1855, 9805), (1961, 9275), (2809, 6475)]