98640320

素因数分解:

$2^6\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1549}}^1$

素因数の和:1765

約数の個数: 56

約数和(自身を含む): 236220000

約数和(自身を除く): 137579680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 320, 398, 796, 995, 1549, 1592, 1990, 3098, 3184, 3980, 6196, 6368, 7745, 7960, 12392, 12736, 15490, 15920, 24784, 30980, 31840, 49568, 61960, 63680, 99136, 123920, 247840, 308251, 495680, 616502, 1233004, 1541255, 2466008, 3082510, 4932016, 6165020, 9864032, 12330040, 19728064, 24660080, 49320160, 98640320]

約数ペア:

[(1, 98640320), (2, 49320160), (4, 24660080), (5, 19728064), (8, 12330040), (10, 9864032), (16, 6165020), (20, 4932016), (32, 3082510), (40, 2466008), (64, 1541255), (80, 1233004), (160, 616502), (199, 495680), (320, 308251), (398, 247840), (796, 123920), (995, 99136), (1549, 63680), (1592, 61960), (1990, 49568), (3098, 31840), (3184, 30980), (3980, 24784), (6196, 15920), (6368, 15490), (7745, 12736), (7960, 12392)]