31258110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80149}}^1$

素因数の和:80172

約数の個数: 32

約数和(自身を含む): 80791200

約数和(自身を除く): 49533090

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80149, 160298, 240447, 400745, 480894, 801490, 1041937, 1202235, 2083874, 2404470, 3125811, 5209685, 6251622, 10419370, 15629055, 31258110]

約数ペア:

[(1, 31258110), (2, 15629055), (3, 10419370), (5, 6251622), (6, 5209685), (10, 3125811), (13, 2404470), (15, 2083874), (26, 1202235), (30, 1041937), (39, 801490), (65, 480894), (78, 400745), (130, 240447), (195, 160298), (390, 80149)]