1266250

素因数分解:

$2^1\times 5^4\times {\mathrm{1013}}^1$

素因数の和:1035

約数の個数: 20

約数和(自身を含む): 2375802

約数和(自身を除く): 1109552

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1013, 1250, 2026, 5065, 10130, 25325, 50650, 126625, 253250, 633125, 1266250]

約数ペア:

[(1, 1266250), (2, 633125), (5, 253250), (10, 126625), (25, 50650), (50, 25325), (125, 10130), (250, 5065), (625, 2026), (1013, 1250)]