82856540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{318679}}^1$

素因数の和:318701

約数の個数: 24

約数和(自身を含む): 187383840

約数和(自身を除く): 104527300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 318679, 637358, 1274716, 1593395, 3186790, 4142827, 6373580, 8285654, 16571308, 20714135, 41428270, 82856540]

約数ペア:

[(1, 82856540), (2, 41428270), (4, 20714135), (5, 16571308), (10, 8285654), (13, 6373580), (20, 4142827), (26, 3186790), (52, 1593395), (65, 1274716), (130, 637358), (260, 318679)]