80645852

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{70249}}^1$

素因数の和:70301

約数の個数: 24

約数和(自身を含む): 165228000

約数和(自身を除く): 84582148

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 70249, 140498, 280996, 491743, 983486, 1966972, 2880209, 5760418, 11520836, 20161463, 40322926, 80645852]

約数ペア:

[(1, 80645852), (2, 40322926), (4, 20161463), (7, 11520836), (14, 5760418), (28, 2880209), (41, 1966972), (82, 983486), (164, 491743), (287, 280996), (574, 140498), (1148, 70249)]