71791390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{4157}}^1$

素因数の和:4332

約数の個数: 32

約数和(自身を含む): 141904224

約数和(自身を除く): 70112834

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 157, 314, 785, 1570, 1727, 3454, 4157, 8314, 8635, 17270, 20785, 41570, 45727, 91454, 228635, 457270, 652649, 1305298, 3263245, 6526490, 7179139, 14358278, 35895695, 71791390]

約数ペア:

[(1, 71791390), (2, 35895695), (5, 14358278), (10, 7179139), (11, 6526490), (22, 3263245), (55, 1305298), (110, 652649), (157, 457270), (314, 228635), (785, 91454), (1570, 45727), (1727, 41570), (3454, 20785), (4157, 17270), (8314, 8635)]