64420864

素因数分解:

$2^{10}\times {\mathrm{53}}^1\times {\mathrm{1187}}^1$

素因数の和:1260

約数の個数: 44

約数和(自身を含む): 131319144

約数和(自身を除く): 66898280

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 512, 848, 1024, 1187, 1696, 2374, 3392, 4748, 6784, 9496, 13568, 18992, 27136, 37984, 54272, 62911, 75968, 125822, 151936, 251644, 303872, 503288, 607744, 1006576, 1215488, 2013152, 4026304, 8052608, 16105216, 32210432, 64420864]

約数ペア:

[(1, 64420864), (2, 32210432), (4, 16105216), (8, 8052608), (16, 4026304), (32, 2013152), (53, 1215488), (64, 1006576), (106, 607744), (128, 503288), (212, 303872), (256, 251644), (424, 151936), (512, 125822), (848, 75968), (1024, 62911), (1187, 54272), (1696, 37984), (2374, 27136), (3392, 18992), (4748, 13568), (6784, 9496)]