70494520

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{6701}}^1$

素因数の和:6975

約数の個数: 32

約数和(自身を含む): 159239520

約数和(自身を除く): 88745000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 6701, 10520, 13402, 26804, 33505, 53608, 67010, 134020, 268040, 1762363, 3524726, 7049452, 8811815, 14098904, 17623630, 35247260, 70494520]

約数ペア:

[(1, 70494520), (2, 35247260), (4, 17623630), (5, 14098904), (8, 8811815), (10, 7049452), (20, 3524726), (40, 1762363), (263, 268040), (526, 134020), (1052, 67010), (1315, 53608), (2104, 33505), (2630, 26804), (5260, 13402), (6701, 10520)]