98688080

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6199}}^1$

素因数の和:6411

約数の個数: 40

約数和(自身を含む): 230640000

約数和(自身を除く): 131951920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 6199, 7960, 12398, 15920, 24796, 30995, 49592, 61990, 99184, 123980, 247960, 495920, 1233601, 2467202, 4934404, 6168005, 9868808, 12336010, 19737616, 24672020, 49344040, 98688080]

約数ペア:

[(1, 98688080), (2, 49344040), (4, 24672020), (5, 19737616), (8, 12336010), (10, 9868808), (16, 6168005), (20, 4934404), (40, 2467202), (80, 1233601), (199, 495920), (398, 247960), (796, 123980), (995, 99184), (1592, 61990), (1990, 49592), (3184, 30995), (3980, 24796), (6199, 15920), (7960, 12398)]