81433375

素因数分解:

$5^3\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 105670656

約数和(自身を除く): 24237281

約数列:

[1, 5, 25, 47, 83, 125, 167, 235, 415, 835, 1175, 2075, 3901, 4175, 5875, 7849, 10375, 13861, 19505, 20875, 39245, 69305, 97525, 196225, 346525, 487625, 651467, 981125, 1732625, 3257335, 16286675, 81433375]

約数ペア:

[(1, 81433375), (5, 16286675), (25, 3257335), (47, 1732625), (83, 981125), (125, 651467), (167, 487625), (235, 346525), (415, 196225), (835, 97525), (1175, 69305), (2075, 39245), (3901, 20875), (4175, 19505), (5875, 13861), (7849, 10375)]