81270089390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1161001277}}^1$

素因数の和:1161001291

約数の個数: 16

約数和(自身を含む): 167184184032

約数和(自身を除く): 85914094642

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1161001277, 2322002554, 5805006385, 8127008939, 11610012770, 16254017878, 40635044695, 81270089390]

約数ペア:

[(1, 81270089390), (2, 40635044695), (5, 16254017878), (7, 11610012770), (10, 8127008939), (14, 5805006385), (35, 2322002554), (70, 1161001277)]