156978688

素因数分解:

$2^9\times {\mathrm{79}}^1\times {\mathrm{3881}}^1$

素因数の和:3978

約数の個数: 40

約数和(自身を含む): 317702880

約数和(自身を除く): 160724192

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 256, 316, 512, 632, 1264, 2528, 3881, 5056, 7762, 10112, 15524, 20224, 31048, 40448, 62096, 124192, 248384, 306599, 496768, 613198, 993536, 1226396, 1987072, 2452792, 4905584, 9811168, 19622336, 39244672, 78489344, 156978688]

約数ペア:

[(1, 156978688), (2, 78489344), (4, 39244672), (8, 19622336), (16, 9811168), (32, 4905584), (64, 2452792), (79, 1987072), (128, 1226396), (158, 993536), (256, 613198), (316, 496768), (512, 306599), (632, 248384), (1264, 124192), (2528, 62096), (3881, 40448), (5056, 31048), (7762, 20224), (10112, 15524)]