77343680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12721}}^1$

素因数の和:12757

約数の個数: 56

約数和(自身を含む): 193883280

約数和(自身を除く): 116539600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 12721, 25442, 50884, 63605, 101768, 127210, 203536, 241699, 254420, 407072, 483398, 508840, 814144, 966796, 1017680, 1208495, 1933592, 2035360, 2416990, 3867184, 4070720, 4833980, 7734368, 9667960, 15468736, 19335920, 38671840, 77343680]

約数ペア:

[(1, 77343680), (2, 38671840), (4, 19335920), (5, 15468736), (8, 9667960), (10, 7734368), (16, 4833980), (19, 4070720), (20, 3867184), (32, 2416990), (38, 2035360), (40, 1933592), (64, 1208495), (76, 1017680), (80, 966796), (95, 814144), (152, 508840), (160, 483398), (190, 407072), (304, 254420), (320, 241699), (380, 203536), (608, 127210), (760, 101768), (1216, 63605), (1520, 50884), (3040, 25442), (6080, 12721)]