77828890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{457817}}^1$

素因数の和:457841

約数の個数: 16

約数和(自身を含む): 148333032

約数和(自身を除く): 70504142

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 457817, 915634, 2289085, 4578170, 7782889, 15565778, 38914445, 77828890]

約数ペア:

[(1, 77828890), (2, 38914445), (5, 15565778), (10, 7782889), (17, 4578170), (34, 2289085), (85, 915634), (170, 457817)]