64544095

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 104011776

約数和(自身を除く): 39467681

約数列:

[1, 5, 7, 11, 23, 35, 37, 55, 77, 115, 161, 185, 197, 253, 259, 385, 407, 805, 851, 985, 1265, 1295, 1379, 1771, 2035, 2167, 2849, 4255, 4531, 5957, 6895, 7289, 8855, 9361, 10835, 14245, 15169, 22655, 29785, 31717, 36445, 46805, 49841, 51023, 65527, 75845, 80179, 158585, 167647, 249205, 255115, 327635, 348887, 400895, 561253, 838235, 1173529, 1744435, 1844117, 2806265, 5867645, 9220585, 12908819, 64544095]

約数ペア:

[(1, 64544095), (5, 12908819), (7, 9220585), (11, 5867645), (23, 2806265), (35, 1844117), (37, 1744435), (55, 1173529), (77, 838235), (115, 561253), (161, 400895), (185, 348887), (197, 327635), (253, 255115), (259, 249205), (385, 167647), (407, 158585), (805, 80179), (851, 75845), (985, 65527), (1265, 51023), (1295, 49841), (1379, 46805), (1771, 36445), (2035, 31717), (2167, 29785), (2849, 22655), (4255, 15169), (4531, 14245), (5957, 10835), (6895, 9361), (7289, 8855)]