48540080

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3049}}^1$

素因数の和:3261

約数の個数: 40

約数和(自身を含む): 113460000

約数和(自身を除く): 64919920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3049, 3184, 3980, 6098, 7960, 12196, 15245, 15920, 24392, 30490, 48784, 60980, 121960, 243920, 606751, 1213502, 2427004, 3033755, 4854008, 6067510, 9708016, 12135020, 24270040, 48540080]

約数ペア:

[(1, 48540080), (2, 24270040), (4, 12135020), (5, 9708016), (8, 6067510), (10, 4854008), (16, 3033755), (20, 2427004), (40, 1213502), (80, 606751), (199, 243920), (398, 121960), (796, 60980), (995, 48784), (1592, 30490), (1990, 24392), (3049, 15920), (3184, 15245), (3980, 12196), (6098, 7960)]