40809025

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 52121664

約数和(自身を除く): 11312639

約数列:

[1, 5, 25, 71, 83, 277, 355, 415, 1385, 1775, 2075, 5893, 6925, 19667, 22991, 29465, 98335, 114955, 147325, 491675, 574775, 1632361, 8161805, 40809025]

約数ペア:

[(1, 40809025), (5, 8161805), (25, 1632361), (71, 574775), (83, 491675), (277, 147325), (355, 114955), (415, 98335), (1385, 29465), (1775, 22991), (2075, 19667), (5893, 6925)]