90702880

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{3167}}^1$

素因数の和:3361

約数の個数: 48

約数和(自身を含む): 215550720

約数和(自身を除く): 124847840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 716, 895, 1432, 1790, 2864, 3167, 3580, 5728, 6334, 7160, 12668, 14320, 15835, 25336, 28640, 31670, 50672, 63340, 101344, 126680, 253360, 506720, 566893, 1133786, 2267572, 2834465, 4535144, 5668930, 9070288, 11337860, 18140576, 22675720, 45351440, 90702880]

約数ペア:

[(1, 90702880), (2, 45351440), (4, 22675720), (5, 18140576), (8, 11337860), (10, 9070288), (16, 5668930), (20, 4535144), (32, 2834465), (40, 2267572), (80, 1133786), (160, 566893), (179, 506720), (358, 253360), (716, 126680), (895, 101344), (1432, 63340), (1790, 50672), (2864, 31670), (3167, 28640), (3580, 25336), (5728, 15835), (6334, 14320), (7160, 12668)]