16143625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 21835008

約数和(自身を除く): 5691383

約数列:

[1, 5, 17, 25, 71, 85, 107, 125, 355, 425, 535, 1207, 1775, 1819, 2125, 2675, 6035, 7597, 8875, 9095, 13375, 30175, 37985, 45475, 129149, 150875, 189925, 227375, 645745, 949625, 3228725, 16143625]

約数ペア:

[(1, 16143625), (5, 3228725), (17, 949625), (25, 645745), (71, 227375), (85, 189925), (107, 150875), (125, 129149), (355, 45475), (425, 37985), (535, 30175), (1207, 13375), (1775, 9095), (1819, 8875), (2125, 7597), (2675, 6035)]