100165040

素因数分解:

$2^4\times 5^1\times {\mathrm{1252063}}^1$

素因数の和:1252076

約数の個数: 20

約数和(自身を含む): 232883904

約数和(自身を除く): 132718864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1252063, 2504126, 5008252, 6260315, 10016504, 12520630, 20033008, 25041260, 50082520, 100165040]

約数ペア:

[(1, 100165040), (2, 50082520), (4, 25041260), (5, 20033008), (8, 12520630), (10, 10016504), (16, 6260315), (20, 5008252), (40, 2504126), (80, 1252063)]