2080403650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3200621}}^1$

素因数の和:3200646

約数の個数: 24

約数和(自身を含む): 4167209844

約数和(自身を除く): 2086806194

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 3200621, 6401242, 16003105, 32006210, 41608073, 80015525, 83216146, 160031050, 208040365, 416080730, 1040201825, 2080403650]

約数ペア:

[(1, 2080403650), (2, 1040201825), (5, 416080730), (10, 208040365), (13, 160031050), (25, 83216146), (26, 80015525), (50, 41608073), (65, 32006210), (130, 16003105), (325, 6401242), (650, 3200621)]