388168450

素因数分解:

$2^1\times 5^2\times {\mathrm{1613}}^1\times {\mathrm{4813}}^1$

素因数の和:6438

約数の個数: 24

約数和(自身を含む): 722591028

約数和(自身を除く): 334422578

約数列:

[1, 2, 5, 10, 25, 50, 1613, 3226, 4813, 8065, 9626, 16130, 24065, 40325, 48130, 80650, 120325, 240650, 7763369, 15526738, 38816845, 77633690, 194084225, 388168450]

約数ペア:

[(1, 388168450), (2, 194084225), (5, 77633690), (10, 38816845), (25, 15526738), (50, 7763369), (1613, 240650), (3226, 120325), (4813, 80650), (8065, 48130), (9626, 40325), (16130, 24065)]