153191375

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 199075968

約数和(自身を除く): 45884593

約数列:

[1, 5, 25, 41, 71, 125, 205, 355, 421, 1025, 1775, 2105, 2911, 5125, 8875, 10525, 14555, 17261, 29891, 52625, 72775, 86305, 149455, 363875, 431525, 747275, 1225531, 2157625, 3736375, 6127655, 30638275, 153191375]

約数ペア:

[(1, 153191375), (5, 30638275), (25, 6127655), (41, 3736375), (71, 2157625), (125, 1225531), (205, 747275), (355, 431525), (421, 363875), (1025, 149455), (1775, 86305), (2105, 72775), (2911, 52625), (5125, 29891), (8875, 17261), (10525, 14555)]