78301390

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{190979}}^1$

素因数の和:191027

約数の個数: 16

約数和(自身を含む): 144380880

約数和(自身を除く): 66079490

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 190979, 381958, 954895, 1909790, 7830139, 15660278, 39150695, 78301390]

約数ペア:

[(1, 78301390), (2, 39150695), (5, 15660278), (10, 7830139), (41, 1909790), (82, 954895), (205, 381958), (410, 190979)]