25401344

素因数分解:

$2^{11}\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 51760800

約数和(自身を除く): 26359456

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 157, 158, 256, 314, 316, 512, 628, 632, 1024, 1256, 1264, 2048, 2512, 2528, 5024, 5056, 10048, 10112, 12403, 20096, 20224, 24806, 40192, 40448, 49612, 80384, 80896, 99224, 160768, 161792, 198448, 321536, 396896, 793792, 1587584, 3175168, 6350336, 12700672, 25401344]

約数ペア:

[(1, 25401344), (2, 12700672), (4, 6350336), (8, 3175168), (16, 1587584), (32, 793792), (64, 396896), (79, 321536), (128, 198448), (157, 161792), (158, 160768), (256, 99224), (314, 80896), (316, 80384), (512, 49612), (628, 40448), (632, 40192), (1024, 24806), (1256, 20224), (1264, 20096), (2048, 12403), (2512, 10112), (2528, 10048), (5024, 5056)]