78172194

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:535

約数の個数: 64

約数和(自身を含む): 173352960

約数和(自身を除く): 95180766

約数列:

[1, 2, 3, 6, 19, 37, 38, 43, 57, 74, 86, 111, 114, 129, 222, 258, 431, 703, 817, 862, 1293, 1406, 1591, 1634, 2109, 2451, 2586, 3182, 4218, 4773, 4902, 8189, 9546, 15947, 16378, 18533, 24567, 30229, 31894, 37066, 47841, 49134, 55599, 60458, 90687, 95682, 111198, 181374, 302993, 352127, 605986, 685721, 704254, 908979, 1056381, 1371442, 1817958, 2057163, 2112762, 4114326, 13028699, 26057398, 39086097, 78172194]

約数ペア:

[(1, 78172194), (2, 39086097), (3, 26057398), (6, 13028699), (19, 4114326), (37, 2112762), (38, 2057163), (43, 1817958), (57, 1371442), (74, 1056381), (86, 908979), (111, 704254), (114, 685721), (129, 605986), (222, 352127), (258, 302993), (431, 181374), (703, 111198), (817, 95682), (862, 90687), (1293, 60458), (1406, 55599), (1591, 49134), (1634, 47841), (2109, 37066), (2451, 31894), (2586, 30229), (3182, 24567), (4218, 18533), (4773, 16378), (4902, 15947), (8189, 9546)]