78675860

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{10271}}^1$

素因数の和:10663

約数の個数: 24

約数和(自身を含む): 165666816

約数和(自身を除く): 86990956

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 3830, 7660, 10271, 20542, 41084, 51355, 102710, 205420, 3933793, 7867586, 15735172, 19668965, 39337930, 78675860]

約数ペア:

[(1, 78675860), (2, 39337930), (4, 19668965), (5, 15735172), (10, 7867586), (20, 3933793), (383, 205420), (766, 102710), (1532, 51355), (1915, 41084), (3830, 20542), (7660, 10271)]