64655488

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:765

約数の個数: 64

約数和(自身を含む): 139756320

約数和(自身を除く): 75100832

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 128, 136, 172, 272, 344, 544, 688, 691, 731, 1088, 1376, 1382, 1462, 2176, 2752, 2764, 2924, 5504, 5528, 5848, 11056, 11696, 11747, 22112, 23392, 23494, 29713, 44224, 46784, 46988, 59426, 88448, 93568, 93976, 118852, 187952, 237704, 375904, 475408, 505121, 751808, 950816, 1010242, 1503616, 1901632, 2020484, 3803264, 4040968, 8081936, 16163872, 32327744, 64655488]

約数ペア:

[(1, 64655488), (2, 32327744), (4, 16163872), (8, 8081936), (16, 4040968), (17, 3803264), (32, 2020484), (34, 1901632), (43, 1503616), (64, 1010242), (68, 950816), (86, 751808), (128, 505121), (136, 475408), (172, 375904), (272, 237704), (344, 187952), (544, 118852), (688, 93976), (691, 93568), (731, 88448), (1088, 59426), (1376, 46988), (1382, 46784), (1462, 44224), (2176, 29713), (2752, 23494), (2764, 23392), (2924, 22112), (5504, 11747), (5528, 11696), (5848, 11056)]