26528450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{40813}}^1$

素因数の和:40838

約数の個数: 24

約数和(自身を含む): 53139828

約数和(自身を除く): 26611378

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 40813, 81626, 204065, 408130, 530569, 1020325, 1061138, 2040650, 2652845, 5305690, 13264225, 26528450]

約数ペア:

[(1, 26528450), (2, 13264225), (5, 5305690), (10, 2652845), (13, 2040650), (25, 1061138), (26, 1020325), (50, 530569), (65, 408130), (130, 204065), (325, 81626), (650, 40813)]