258049790

素因数分解:

$2^1\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{20113}}^1$

素因数の和:21403

約数の個数: 16

約数和(自身を含む): 464874768

約数和(自身を除く): 206824978

約数列:

[1, 2, 5, 10, 1283, 2566, 6415, 12830, 20113, 40226, 100565, 201130, 25804979, 51609958, 129024895, 258049790]

約数ペア:

[(1, 258049790), (2, 129024895), (5, 51609958), (10, 25804979), (1283, 201130), (2566, 100565), (6415, 40226), (12830, 20113)]