80778230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{621371}}^1$

素因数の和:621391

約数の個数: 16

約数和(自身を含む): 156585744

約数和(自身を除く): 75807514

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 621371, 1242742, 3106855, 6213710, 8077823, 16155646, 40389115, 80778230]

約数ペア:

[(1, 80778230), (2, 40389115), (5, 16155646), (10, 8077823), (13, 6213710), (26, 3106855), (65, 1242742), (130, 621371)]