72688640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{14197}}^1$

素因数の和:14222

約数の個数: 44

約数和(自身を含む): 174379836

約数和(自身を除く): 101691196

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 14197, 28394, 56788, 70985, 113576, 141970, 227152, 283940, 454304, 567880, 908608, 1135760, 1817216, 2271520, 3634432, 4543040, 7268864, 9086080, 14537728, 18172160, 36344320, 72688640]

約数ペア:

[(1, 72688640), (2, 36344320), (4, 18172160), (5, 14537728), (8, 9086080), (10, 7268864), (16, 4543040), (20, 3634432), (32, 2271520), (40, 1817216), (64, 1135760), (80, 908608), (128, 567880), (160, 454304), (256, 283940), (320, 227152), (512, 141970), (640, 113576), (1024, 70985), (1280, 56788), (2560, 28394), (5120, 14197)]