25505536

素因数分解:

$2^8\times 7^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 59717504

約数和(自身を除く): 34211968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 256, 301, 331, 344, 448, 602, 662, 688, 896, 1204, 1324, 1376, 1792, 2317, 2408, 2648, 2752, 4634, 4816, 5296, 5504, 9268, 9632, 10592, 11008, 14233, 18536, 19264, 21184, 28466, 37072, 38528, 42368, 56932, 74144, 77056, 84736, 99631, 113864, 148288, 199262, 227728, 296576, 398524, 455456, 593152, 797048, 910912, 1594096, 1821824, 3188192, 3643648, 6376384, 12752768, 25505536]

約数ペア:

[(1, 25505536), (2, 12752768), (4, 6376384), (7, 3643648), (8, 3188192), (14, 1821824), (16, 1594096), (28, 910912), (32, 797048), (43, 593152), (56, 455456), (64, 398524), (86, 296576), (112, 227728), (128, 199262), (172, 148288), (224, 113864), (256, 99631), (301, 84736), (331, 77056), (344, 74144), (448, 56932), (602, 42368), (662, 38528), (688, 37072), (896, 28466), (1204, 21184), (1324, 19264), (1376, 18536), (1792, 14233), (2317, 11008), (2408, 10592), (2648, 9632), (2752, 9268), (4634, 5504), (4816, 5296)]