78345584

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{7639}}^1$

素因数の和:8288

約数の個数: 20

約数和(自身を含む): 152051280

約数和(自身を除く): 73705696

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 7639, 10256, 15278, 30556, 61112, 122224, 4896599, 9793198, 19586396, 39172792, 78345584]

約数ペア:

[(1, 78345584), (2, 39172792), (4, 19586396), (8, 9793198), (16, 4896599), (641, 122224), (1282, 61112), (2564, 30556), (5128, 15278), (7639, 10256)]