73439872

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1213}}^1$

素因数の和:1281

約数の個数: 64

約数和(自身を含む): 163452960

約数和(自身を除く): 90013088

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 128, 172, 176, 344, 352, 473, 688, 704, 946, 1213, 1376, 1408, 1892, 2426, 2752, 3784, 4852, 5504, 7568, 9704, 13343, 15136, 19408, 26686, 30272, 38816, 52159, 53372, 60544, 77632, 104318, 106744, 155264, 208636, 213488, 417272, 426976, 573749, 834544, 853952, 1147498, 1669088, 1707904, 2294996, 3338176, 4589992, 6676352, 9179984, 18359968, 36719936, 73439872]

約数ペア:

[(1, 73439872), (2, 36719936), (4, 18359968), (8, 9179984), (11, 6676352), (16, 4589992), (22, 3338176), (32, 2294996), (43, 1707904), (44, 1669088), (64, 1147498), (86, 853952), (88, 834544), (128, 573749), (172, 426976), (176, 417272), (344, 213488), (352, 208636), (473, 155264), (688, 106744), (704, 104318), (946, 77632), (1213, 60544), (1376, 53372), (1408, 52159), (1892, 38816), (2426, 30272), (2752, 26686), (3784, 19408), (4852, 15136), (5504, 13343), (7568, 9704)]