200915728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{50839}}^1$

素因数の和:50879

約数の個数: 40

約数和(自身を含む): 441291200

約数和(自身を除く): 240375472

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 50839, 101678, 203356, 406712, 660907, 813424, 965941, 1321814, 1931882, 2643628, 3863764, 5287256, 7727528, 10574512, 12557233, 15455056, 25114466, 50228932, 100457864, 200915728]

約数ペア:

[(1, 200915728), (2, 100457864), (4, 50228932), (8, 25114466), (13, 15455056), (16, 12557233), (19, 10574512), (26, 7727528), (38, 5287256), (52, 3863764), (76, 2643628), (104, 1931882), (152, 1321814), (208, 965941), (247, 813424), (304, 660907), (494, 406712), (988, 203356), (1976, 101678), (3952, 50839)]