290878208

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{36653}}^1$

素因数の和:36700

約数の個数: 36

約数和(自身を含む): 599366208

約数和(自身を除く): 308488000

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 36653, 73306, 146612, 293224, 586448, 1136243, 1172896, 2272486, 2345792, 4544972, 4691584, 9089944, 9383168, 18179888, 36359776, 72719552, 145439104, 290878208]

約数ペア:

[(1, 290878208), (2, 145439104), (4, 72719552), (8, 36359776), (16, 18179888), (31, 9383168), (32, 9089944), (62, 4691584), (64, 4544972), (124, 2345792), (128, 2272486), (248, 1172896), (256, 1136243), (496, 586448), (992, 293224), (1984, 146612), (3968, 73306), (7936, 36653)]