325291280

素因数分解:

$2^4\times 5^1\times {\mathrm{4066141}}^1$

素因数の和:4066154

約数の個数: 20

約数和(自身を含む): 756302412

約数和(自身を除く): 431011132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4066141, 8132282, 16264564, 20330705, 32529128, 40661410, 65058256, 81322820, 162645640, 325291280]

約数ペア:

[(1, 325291280), (2, 162645640), (4, 81322820), (5, 65058256), (8, 40661410), (10, 32529128), (16, 20330705), (20, 16264564), (40, 8132282), (80, 4066141)]