77317890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{198251}}^1$

素因数の和:198274

約数の個数: 32

約数和(自身を含む): 199838016

約数和(自身を除く): 122520126

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 198251, 396502, 594753, 991255, 1189506, 1982510, 2577263, 2973765, 5154526, 5947530, 7731789, 12886315, 15463578, 25772630, 38658945, 77317890]

約数ペア:

[(1, 77317890), (2, 38658945), (3, 25772630), (5, 15463578), (6, 12886315), (10, 7731789), (13, 5947530), (15, 5154526), (26, 2973765), (30, 2577263), (39, 1982510), (65, 1189506), (78, 991255), (130, 594753), (195, 396502), (390, 198251)]