68640256

素因数分解:

$2^9\times {\mathrm{79}}^1\times {\mathrm{1697}}^1$

素因数の和:1794

約数の個数: 40

約数和(自身を含む): 138964320

約数和(自身を除く): 70324064

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 256, 316, 512, 632, 1264, 1697, 2528, 3394, 5056, 6788, 10112, 13576, 20224, 27152, 40448, 54304, 108608, 134063, 217216, 268126, 434432, 536252, 868864, 1072504, 2145008, 4290016, 8580032, 17160064, 34320128, 68640256]

約数ペア:

[(1, 68640256), (2, 34320128), (4, 17160064), (8, 8580032), (16, 4290016), (32, 2145008), (64, 1072504), (79, 868864), (128, 536252), (158, 434432), (256, 268126), (316, 217216), (512, 134063), (632, 108608), (1264, 54304), (1697, 40448), (2528, 27152), (3394, 20224), (5056, 13576), (6788, 10112)]