671569280

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5273}}^1$

素因数の和:5491

約数の個数: 64

約数和(自身を含む): 1613844000

約数和(自身を除く): 942274720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 320, 398, 640, 796, 995, 1592, 1990, 3184, 3980, 5273, 6368, 7960, 10546, 12736, 15920, 21092, 25472, 26365, 31840, 42184, 52730, 63680, 84368, 105460, 127360, 168736, 210920, 337472, 421840, 674944, 843680, 1049327, 1687360, 2098654, 3374720, 4197308, 5246635, 8394616, 10493270, 16789232, 20986540, 33578464, 41973080, 67156928, 83946160, 134313856, 167892320, 335784640, 671569280]

約数ペア:

[(1, 671569280), (2, 335784640), (4, 167892320), (5, 134313856), (8, 83946160), (10, 67156928), (16, 41973080), (20, 33578464), (32, 20986540), (40, 16789232), (64, 10493270), (80, 8394616), (128, 5246635), (160, 4197308), (199, 3374720), (320, 2098654), (398, 1687360), (640, 1049327), (796, 843680), (995, 674944), (1592, 421840), (1990, 337472), (3184, 210920), (3980, 168736), (5273, 127360), (6368, 105460), (7960, 84368), (10546, 63680), (12736, 52730), (15920, 42184), (21092, 31840), (25472, 26365)]