8802560

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:80

約数の個数: 108

約数和(自身を含む): 23736972

約数和(自身を除く): 14934412

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 184, 208, 230, 256, 260, 299, 320, 368, 416, 460, 520, 529, 598, 640, 736, 832, 920, 1040, 1058, 1196, 1280, 1472, 1495, 1664, 1840, 2080, 2116, 2392, 2645, 2944, 2990, 3328, 3680, 4160, 4232, 4784, 5290, 5888, 5980, 6877, 7360, 8320, 8464, 9568, 10580, 11960, 13754, 14720, 16640, 16928, 19136, 21160, 23920, 27508, 29440, 33856, 34385, 38272, 42320, 47840, 55016, 67712, 68770, 76544, 84640, 95680, 110032, 135424, 137540, 169280, 191360, 220064, 275080, 338560, 382720, 440128, 550160, 677120, 880256, 1100320, 1760512, 2200640, 4401280, 8802560]

約数ペア:

[(1, 8802560), (2, 4401280), (4, 2200640), (5, 1760512), (8, 1100320), (10, 880256), (13, 677120), (16, 550160), (20, 440128), (23, 382720), (26, 338560), (32, 275080), (40, 220064), (46, 191360), (52, 169280), (64, 137540), (65, 135424), (80, 110032), (92, 95680), (104, 84640), (115, 76544), (128, 68770), (130, 67712), (160, 55016), (184, 47840), (208, 42320), (230, 38272), (256, 34385), (260, 33856), (299, 29440), (320, 27508), (368, 23920), (416, 21160), (460, 19136), (520, 16928), (529, 16640), (598, 14720), (640, 13754), (736, 11960), (832, 10580), (920, 9568), (1040, 8464), (1058, 8320), (1196, 7360), (1280, 6877), (1472, 5980), (1495, 5888), (1664, 5290), (1840, 4784), (2080, 4232), (2116, 4160), (2392, 3680), (2645, 3328), (2944, 2990)]