28725830720

素因数分解:

$2^6\times 5^1\times {\mathrm{277}}^1\times {\mathrm{324073}}^1$

素因数の和:324367

約数の個数: 56

約数和(自身を含む): 68650539864

約数和(自身を除く): 39924709144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 277, 320, 554, 1108, 1385, 2216, 2770, 4432, 5540, 8864, 11080, 17728, 22160, 44320, 88640, 324073, 648146, 1296292, 1620365, 2592584, 3240730, 5185168, 6481460, 10370336, 12962920, 20740672, 25925840, 51851680, 89768221, 103703360, 179536442, 359072884, 448841105, 718145768, 897682210, 1436291536, 1795364420, 2872583072, 3590728840, 5745166144, 7181457680, 14362915360, 28725830720]

約数ペア:

[(1, 28725830720), (2, 14362915360), (4, 7181457680), (5, 5745166144), (8, 3590728840), (10, 2872583072), (16, 1795364420), (20, 1436291536), (32, 897682210), (40, 718145768), (64, 448841105), (80, 359072884), (160, 179536442), (277, 103703360), (320, 89768221), (554, 51851680), (1108, 25925840), (1385, 20740672), (2216, 12962920), (2770, 10370336), (4432, 6481460), (5540, 5185168), (8864, 3240730), (11080, 2592584), (17728, 1620365), (22160, 1296292), (44320, 648146), (88640, 324073)]