78796360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{115877}}^1$

素因数の和:115905

約数の個数: 32

約数和(自身を含む): 187722360

約数和(自身を除く): 108926000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 115877, 231754, 463508, 579385, 927016, 1158770, 1969909, 2317540, 3939818, 4635080, 7879636, 9849545, 15759272, 19699090, 39398180, 78796360]

約数ペア:

[(1, 78796360), (2, 39398180), (4, 19699090), (5, 15759272), (8, 9849545), (10, 7879636), (17, 4635080), (20, 3939818), (34, 2317540), (40, 1969909), (68, 1158770), (85, 927016), (136, 579385), (170, 463508), (340, 231754), (680, 115877)]