8815040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:206

約数の個数: 84

約数和(自身を含む): 22869144

約数和(自身を除く): 14054104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 163, 169, 208, 260, 320, 326, 338, 416, 520, 652, 676, 815, 832, 845, 1040, 1304, 1352, 1630, 1690, 2080, 2119, 2608, 2704, 3260, 3380, 4160, 4238, 5216, 5408, 6520, 6760, 8476, 10432, 10595, 10816, 13040, 13520, 16952, 21190, 26080, 27040, 27547, 33904, 42380, 52160, 54080, 55094, 67808, 84760, 110188, 135616, 137735, 169520, 220376, 275470, 339040, 440752, 550940, 678080, 881504, 1101880, 1763008, 2203760, 4407520, 8815040]

約数ペア:

[(1, 8815040), (2, 4407520), (4, 2203760), (5, 1763008), (8, 1101880), (10, 881504), (13, 678080), (16, 550940), (20, 440752), (26, 339040), (32, 275470), (40, 220376), (52, 169520), (64, 137735), (65, 135616), (80, 110188), (104, 84760), (130, 67808), (160, 55094), (163, 54080), (169, 52160), (208, 42380), (260, 33904), (320, 27547), (326, 27040), (338, 26080), (416, 21190), (520, 16952), (652, 13520), (676, 13040), (815, 10816), (832, 10595), (845, 10432), (1040, 8476), (1304, 6760), (1352, 6520), (1630, 5408), (1690, 5216), (2080, 4238), (2119, 4160), (2608, 3380), (2704, 3260)]