65817568

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:631

約数の個数: 48

約数和(自身を含む): 133902720

約数和(自身を除く): 68085152

約数列:

[1, 2, 4, 8, 16, 32, 59, 71, 118, 142, 236, 284, 472, 491, 568, 944, 982, 1136, 1888, 1964, 2272, 3928, 4189, 7856, 8378, 15712, 16756, 28969, 33512, 34861, 57938, 67024, 69722, 115876, 134048, 139444, 231752, 278888, 463504, 557776, 927008, 1115552, 2056799, 4113598, 8227196, 16454392, 32908784, 65817568]

約数ペア:

[(1, 65817568), (2, 32908784), (4, 16454392), (8, 8227196), (16, 4113598), (32, 2056799), (59, 1115552), (71, 927008), (118, 557776), (142, 463504), (236, 278888), (284, 231752), (472, 139444), (491, 134048), (568, 115876), (944, 69722), (982, 67024), (1136, 57938), (1888, 34861), (1964, 33512), (2272, 28969), (3928, 16756), (4189, 15712), (7856, 8378)]