68530816

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 141910560

約数和(自身を除く): 73379744

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 67, 122, 128, 131, 134, 244, 262, 268, 488, 524, 536, 976, 1048, 1072, 1952, 2096, 2144, 3904, 4087, 4192, 4288, 7808, 7991, 8174, 8384, 8576, 8777, 15982, 16348, 16768, 17554, 31964, 32696, 35108, 63928, 65392, 70216, 127856, 130784, 140432, 255712, 261568, 280864, 511424, 523136, 535397, 561728, 1022848, 1070794, 1123456, 2141588, 4283176, 8566352, 17132704, 34265408, 68530816]

約数ペア:

[(1, 68530816), (2, 34265408), (4, 17132704), (8, 8566352), (16, 4283176), (32, 2141588), (61, 1123456), (64, 1070794), (67, 1022848), (122, 561728), (128, 535397), (131, 523136), (134, 511424), (244, 280864), (262, 261568), (268, 255712), (488, 140432), (524, 130784), (536, 127856), (976, 70216), (1048, 65392), (1072, 63928), (1952, 35108), (2096, 32696), (2144, 31964), (3904, 17554), (4087, 16768), (4192, 16348), (4288, 15982), (7808, 8777), (7991, 8576), (8174, 8384)]