53777680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2657}}^1$

素因数の和:2704

約数の個数: 80

約数和(自身を含む): 142383744

約数和(自身を除く): 88606064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 2657, 4048, 5060, 5314, 10120, 10628, 13285, 20240, 21256, 26570, 29227, 42512, 53140, 58454, 61111, 106280, 116908, 122222, 146135, 212560, 233816, 244444, 292270, 305555, 467632, 488888, 584540, 611110, 672221, 977776, 1169080, 1222220, 1344442, 2338160, 2444440, 2688884, 3361105, 4888880, 5377768, 6722210, 10755536, 13444420, 26888840, 53777680]

約数ペア:

[(1, 53777680), (2, 26888840), (4, 13444420), (5, 10755536), (8, 6722210), (10, 5377768), (11, 4888880), (16, 3361105), (20, 2688884), (22, 2444440), (23, 2338160), (40, 1344442), (44, 1222220), (46, 1169080), (55, 977776), (80, 672221), (88, 611110), (92, 584540), (110, 488888), (115, 467632), (176, 305555), (184, 292270), (220, 244444), (230, 233816), (253, 212560), (368, 146135), (440, 122222), (460, 116908), (506, 106280), (880, 61111), (920, 58454), (1012, 53140), (1265, 42512), (1840, 29227), (2024, 26570), (2530, 21256), (2657, 20240), (4048, 13285), (5060, 10628), (5314, 10120)]