78908170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31189}}^1$

素因数の和:31230

約数の個数: 32

約数和(自身を含む): 161688960

約数和(自身を除く): 82780790

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 31189, 62378, 155945, 311890, 343079, 686158, 717347, 1434694, 1715395, 3430790, 3586735, 7173470, 7890817, 15781634, 39454085, 78908170]

約数ペア:

[(1, 78908170), (2, 39454085), (5, 15781634), (10, 7890817), (11, 7173470), (22, 3586735), (23, 3430790), (46, 1715395), (55, 1434694), (110, 717347), (115, 686158), (230, 343079), (253, 311890), (506, 155945), (1265, 62378), (2530, 31189)]