54402740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1357

約数の個数: 72

約数和(自身を含む): 136094112

約数和(自身を除く): 81691372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1291, 1505, 2107, 2582, 3010, 4214, 5164, 6020, 6455, 8428, 9037, 10535, 12910, 18074, 21070, 25820, 36148, 42140, 45185, 55513, 63259, 90370, 111026, 126518, 180740, 222052, 253036, 277565, 316295, 388591, 555130, 632590, 777182, 1110260, 1265180, 1554364, 1942955, 2720137, 3885910, 5440274, 7771820, 10880548, 13600685, 27201370, 54402740]

約数ペア:

[(1, 54402740), (2, 27201370), (4, 13600685), (5, 10880548), (7, 7771820), (10, 5440274), (14, 3885910), (20, 2720137), (28, 1942955), (35, 1554364), (43, 1265180), (49, 1110260), (70, 777182), (86, 632590), (98, 555130), (140, 388591), (172, 316295), (196, 277565), (215, 253036), (245, 222052), (301, 180740), (430, 126518), (490, 111026), (602, 90370), (860, 63259), (980, 55513), (1204, 45185), (1291, 42140), (1505, 36148), (2107, 25820), (2582, 21070), (3010, 18074), (4214, 12910), (5164, 10535), (6020, 9037), (6455, 8428)]