86986880

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{683}}^1$

素因数の和:901

約数の個数: 64

約数和(自身を含む): 209304000

約数和(自身を除く): 122317120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 320, 398, 640, 683, 796, 995, 1366, 1592, 1990, 2732, 3184, 3415, 3980, 5464, 6368, 6830, 7960, 10928, 12736, 13660, 15920, 21856, 25472, 27320, 31840, 43712, 54640, 63680, 87424, 109280, 127360, 135917, 218560, 271834, 437120, 543668, 679585, 1087336, 1359170, 2174672, 2718340, 4349344, 5436680, 8698688, 10873360, 17397376, 21746720, 43493440, 86986880]

約数ペア:

[(1, 86986880), (2, 43493440), (4, 21746720), (5, 17397376), (8, 10873360), (10, 8698688), (16, 5436680), (20, 4349344), (32, 2718340), (40, 2174672), (64, 1359170), (80, 1087336), (128, 679585), (160, 543668), (199, 437120), (320, 271834), (398, 218560), (640, 135917), (683, 127360), (796, 109280), (995, 87424), (1366, 63680), (1592, 54640), (1990, 43712), (2732, 31840), (3184, 27320), (3415, 25472), (3980, 21856), (5464, 15920), (6368, 13660), (6830, 12736), (7960, 10928)]