61578560

素因数分解:

$2^6\times 5^1\times {\mathrm{199}}^1\times {\mathrm{967}}^1$

素因数の和:1183

約数の個数: 56

約数和(自身を含む): 147523200

約数和(自身を除く): 85944640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 320, 398, 796, 967, 995, 1592, 1934, 1990, 3184, 3868, 3980, 4835, 6368, 7736, 7960, 9670, 12736, 15472, 15920, 19340, 30944, 31840, 38680, 61888, 63680, 77360, 154720, 192433, 309440, 384866, 769732, 962165, 1539464, 1924330, 3078928, 3848660, 6157856, 7697320, 12315712, 15394640, 30789280, 61578560]

約数ペア:

[(1, 61578560), (2, 30789280), (4, 15394640), (5, 12315712), (8, 7697320), (10, 6157856), (16, 3848660), (20, 3078928), (32, 1924330), (40, 1539464), (64, 962165), (80, 769732), (160, 384866), (199, 309440), (320, 192433), (398, 154720), (796, 77360), (967, 63680), (995, 61888), (1592, 38680), (1934, 31840), (1990, 30944), (3184, 19340), (3868, 15920), (3980, 15472), (4835, 12736), (6368, 9670), (7736, 7960)]