78996688

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{290429}}^1$

素因数の和:290454

約数の個数: 20

約数和(自身を含む): 162059940

約数和(自身を除く): 83063252

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 290429, 580858, 1161716, 2323432, 4646864, 4937293, 9874586, 19749172, 39498344, 78996688]

約数ペア:

[(1, 78996688), (2, 39498344), (4, 19749172), (8, 9874586), (16, 4937293), (17, 4646864), (34, 2323432), (68, 1161716), (136, 580858), (272, 290429)]