201620125

素因数分解:

$5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7433}}^1$

素因数の和:7486

約数の個数: 32

約数和(自身を含む): 296884224

約数和(自身を除く): 95264099

約数列:

[1, 5, 7, 25, 31, 35, 125, 155, 175, 217, 775, 875, 1085, 3875, 5425, 7433, 27125, 37165, 52031, 185825, 230423, 260155, 929125, 1152115, 1300775, 1612961, 5760575, 6503875, 8064805, 28802875, 40324025, 201620125]

約数ペア:

[(1, 201620125), (5, 40324025), (7, 28802875), (25, 8064805), (31, 6503875), (35, 5760575), (125, 1612961), (155, 1300775), (175, 1152115), (217, 929125), (775, 260155), (875, 230423), (1085, 185825), (3875, 52031), (5425, 37165), (7433, 27125)]