71272480

素因数分解:

$2^5\times 5^1\times {\mathrm{445453}}^1$

素因数の和:445468

約数の個数: 24

約数和(自身を含む): 168381612

約数和(自身を除く): 97109132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 445453, 890906, 1781812, 2227265, 3563624, 4454530, 7127248, 8909060, 14254496, 17818120, 35636240, 71272480]

約数ペア:

[(1, 71272480), (2, 35636240), (4, 17818120), (5, 14254496), (8, 8909060), (10, 7127248), (16, 4454530), (20, 3563624), (32, 2227265), (40, 1781812), (80, 890906), (160, 445453)]