70440760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{135463}}^1$

素因数の和:135487

約数の個数: 32

約数和(自身を含む): 170684640

約数和(自身を除く): 100243880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 135463, 270926, 541852, 677315, 1083704, 1354630, 1761019, 2709260, 3522038, 5418520, 7044076, 8805095, 14088152, 17610190, 35220380, 70440760]

約数ペア:

[(1, 70440760), (2, 35220380), (4, 17610190), (5, 14088152), (8, 8805095), (10, 7044076), (13, 5418520), (20, 3522038), (26, 2709260), (40, 1761019), (52, 1354630), (65, 1083704), (104, 677315), (130, 541852), (260, 270926), (520, 135463)]