73087120

素因数分解:

$2^4\times 5^1\times {\mathrm{913589}}^1$

素因数の和:913602

約数の個数: 20

約数和(自身を含む): 169927740

約数和(自身を除く): 96840620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 913589, 1827178, 3654356, 4567945, 7308712, 9135890, 14617424, 18271780, 36543560, 73087120]

約数ペア:

[(1, 73087120), (2, 36543560), (4, 18271780), (5, 14617424), (8, 9135890), (10, 7308712), (16, 4567945), (20, 3654356), (40, 1827178), (80, 913589)]