101565040

素因数分解:

$2^4\times 5^1\times {\mathrm{1269563}}^1$

素因数の和:1269576

約数の個数: 20

約数和(自身を含む): 236138904

約数和(自身を除く): 134573864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1269563, 2539126, 5078252, 6347815, 10156504, 12695630, 20313008, 25391260, 50782520, 101565040]

約数ペア:

[(1, 101565040), (2, 50782520), (4, 25391260), (5, 20313008), (8, 12695630), (10, 10156504), (16, 6347815), (20, 5078252), (40, 2539126), (80, 1269563)]