81031248

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:529

約数の個数: 120

約数和(自身を含む): 243734400

約数和(自身を除く): 162703152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 79, 102, 136, 144, 153, 158, 204, 237, 272, 306, 316, 408, 419, 474, 612, 632, 711, 816, 838, 948, 1224, 1257, 1264, 1343, 1422, 1676, 1896, 2448, 2514, 2686, 2844, 3352, 3771, 3792, 4029, 5028, 5372, 5688, 6704, 7123, 7542, 8058, 10056, 10744, 11376, 12087, 14246, 15084, 16116, 20112, 21369, 21488, 24174, 28492, 30168, 32232, 33101, 42738, 48348, 56984, 60336, 64107, 64464, 66202, 85476, 96696, 99303, 113968, 128214, 132404, 170952, 193392, 198606, 256428, 264808, 297909, 341904, 397212, 512856, 529616, 562717, 595818, 794424, 1025712, 1125434, 1191636, 1588848, 1688151, 2250868, 2383272, 3376302, 4501736, 4766544, 5064453, 6752604, 9003472, 10128906, 13505208, 20257812, 27010416, 40515624, 81031248]

約数ペア:

[(1, 81031248), (2, 40515624), (3, 27010416), (4, 20257812), (6, 13505208), (8, 10128906), (9, 9003472), (12, 6752604), (16, 5064453), (17, 4766544), (18, 4501736), (24, 3376302), (34, 2383272), (36, 2250868), (48, 1688151), (51, 1588848), (68, 1191636), (72, 1125434), (79, 1025712), (102, 794424), (136, 595818), (144, 562717), (153, 529616), (158, 512856), (204, 397212), (237, 341904), (272, 297909), (306, 264808), (316, 256428), (408, 198606), (419, 193392), (474, 170952), (612, 132404), (632, 128214), (711, 113968), (816, 99303), (838, 96696), (948, 85476), (1224, 66202), (1257, 64464), (1264, 64107), (1343, 60336), (1422, 56984), (1676, 48348), (1896, 42738), (2448, 33101), (2514, 32232), (2686, 30168), (2844, 28492), (3352, 24174), (3771, 21488), (3792, 21369), (4029, 20112), (5028, 16116), (5372, 15084), (5688, 14246), (6704, 12087), (7123, 11376), (7542, 10744), (8058, 10056)]