8650720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4159}}^1$

素因数の和:4187

約数の個数: 48

約数和(自身を含む): 22014720

約数和(自身を除く): 13364000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 4159, 8318, 16636, 20795, 33272, 41590, 54067, 66544, 83180, 108134, 133088, 166360, 216268, 270335, 332720, 432536, 540670, 665440, 865072, 1081340, 1730144, 2162680, 4325360, 8650720]

約数ペア:

[(1, 8650720), (2, 4325360), (4, 2162680), (5, 1730144), (8, 1081340), (10, 865072), (13, 665440), (16, 540670), (20, 432536), (26, 332720), (32, 270335), (40, 216268), (52, 166360), (65, 133088), (80, 108134), (104, 83180), (130, 66544), (160, 54067), (208, 41590), (260, 33272), (416, 20795), (520, 16636), (1040, 8318), (2080, 4159)]