90000128

素因数分解:

$2^8\times {\mathrm{351563}}^1$

素因数の和:351579

約数の個数: 18

約数和(自身を含む): 179649204

約数和(自身を除く): 89649076

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 351563, 703126, 1406252, 2812504, 5625008, 11250016, 22500032, 45000064, 90000128]

約数ペア:

[(1, 90000128), (2, 45000064), (4, 22500032), (8, 11250016), (16, 5625008), (32, 2812504), (64, 1406252), (128, 703126), (256, 351563)]