64720064

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{32621}}^1$

素因数の和:32664

約数の個数: 28

約数和(自身を含む): 132575808

約数和(自身を除く): 67855744

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 32621, 65242, 130484, 260968, 521936, 1011251, 1043872, 2022502, 2087744, 4045004, 8090008, 16180016, 32360032, 64720064]

約数ペア:

[(1, 64720064), (2, 32360032), (4, 16180016), (8, 8090008), (16, 4045004), (31, 2087744), (32, 2022502), (62, 1043872), (64, 1011251), (124, 521936), (248, 260968), (496, 130484), (992, 65242), (1984, 32621)]