80778464

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{194179}}^1$

素因数の和:194202

約数の個数: 24

約数和(自身を含む): 171266760

約数和(自身を除く): 90488296

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 194179, 388358, 776716, 1553432, 2524327, 3106864, 5048654, 6213728, 10097308, 20194616, 40389232, 80778464]

約数ペア:

[(1, 80778464), (2, 40389232), (4, 20194616), (8, 10097308), (13, 6213728), (16, 5048654), (26, 3106864), (32, 2524327), (52, 1553432), (104, 776716), (208, 388358), (416, 194179)]