78877630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{3049}}^1$

素因数の和:3268

約数の個数: 32

約数和(自身を含む): 153720000

約数和(自身を除く): 74842370

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 995, 1990, 2587, 3049, 5174, 6098, 12935, 15245, 25870, 30490, 39637, 79274, 198185, 396370, 606751, 1213502, 3033755, 6067510, 7887763, 15775526, 39438815, 78877630]

約数ペア:

[(1, 78877630), (2, 39438815), (5, 15775526), (10, 7887763), (13, 6067510), (26, 3033755), (65, 1213502), (130, 606751), (199, 396370), (398, 198185), (995, 79274), (1990, 39637), (2587, 30490), (3049, 25870), (5174, 15245), (6098, 12935)]