77761984

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{63949}}^1$

素因数の和:63980

約数の個数: 28

約数和(自身を含む): 162433000

約数和(自身を除く): 84671016

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 63949, 127898, 255796, 511592, 1023184, 1215031, 2046368, 2430062, 4092736, 4860124, 9720248, 19440496, 38880992, 77761984]

約数ペア:

[(1, 77761984), (2, 38880992), (4, 19440496), (8, 9720248), (16, 4860124), (19, 4092736), (32, 2430062), (38, 2046368), (64, 1215031), (76, 1023184), (152, 511592), (304, 255796), (608, 127898), (1216, 63949)]