163965884

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 324413040

約数和(自身を除く): 160447156

約数列:

[1, 2, 4, 17, 29, 34, 58, 67, 68, 73, 116, 134, 146, 268, 289, 292, 493, 578, 986, 1139, 1156, 1241, 1943, 1972, 2117, 2278, 2482, 3886, 4234, 4556, 4891, 4964, 7772, 8381, 8468, 9782, 16762, 19363, 19564, 21097, 33031, 33524, 35989, 38726, 42194, 66062, 71978, 77452, 83147, 84388, 132124, 141839, 143956, 166294, 283678, 332588, 561527, 567356, 611813, 1123054, 1223626, 1413499, 2246108, 2411263, 2447252, 2826998, 4822526, 5653996, 9645052, 40991471, 81982942, 163965884]

約数ペア:

[(1, 163965884), (2, 81982942), (4, 40991471), (17, 9645052), (29, 5653996), (34, 4822526), (58, 2826998), (67, 2447252), (68, 2411263), (73, 2246108), (116, 1413499), (134, 1223626), (146, 1123054), (268, 611813), (289, 567356), (292, 561527), (493, 332588), (578, 283678), (986, 166294), (1139, 143956), (1156, 141839), (1241, 132124), (1943, 84388), (1972, 83147), (2117, 77452), (2278, 71978), (2482, 66062), (3886, 42194), (4234, 38726), (4556, 35989), (4891, 33524), (4964, 33031), (7772, 21097), (8381, 19564), (8468, 19363), (9782, 16762)]