1285388096

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{977}}^1$

素因数の和:1387

約数の個数: 56

約数和(自身を含む): 2602860936

約数和(自身を除く): 1317472840

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 337, 488, 674, 976, 977, 1348, 1952, 1954, 2696, 3904, 3908, 5392, 7816, 10784, 15632, 20557, 21568, 31264, 41114, 59597, 62528, 82228, 119194, 164456, 238388, 328912, 329249, 476776, 657824, 658498, 953552, 1315648, 1316996, 1907104, 2633992, 3814208, 5267984, 10535968, 20084189, 21071936, 40168378, 80336756, 160673512, 321347024, 642694048, 1285388096]

約数ペア:

[(1, 1285388096), (2, 642694048), (4, 321347024), (8, 160673512), (16, 80336756), (32, 40168378), (61, 21071936), (64, 20084189), (122, 10535968), (244, 5267984), (337, 3814208), (488, 2633992), (674, 1907104), (976, 1316996), (977, 1315648), (1348, 953552), (1952, 658498), (1954, 657824), (2696, 476776), (3904, 329249), (3908, 328912), (5392, 238388), (7816, 164456), (10784, 119194), (15632, 82228), (20557, 62528), (21568, 59597), (31264, 41114)]