157028560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{150989}}^1$

素因数の和:151015

約数の個数: 40

約数和(自身を含む): 393177960

約数和(自身を除く): 236149400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 150989, 301978, 603956, 754945, 1207912, 1509890, 1962857, 2415824, 3019780, 3925714, 6039560, 7851428, 9814285, 12079120, 15702856, 19628570, 31405712, 39257140, 78514280, 157028560]

約数ペア:

[(1, 157028560), (2, 78514280), (4, 39257140), (5, 31405712), (8, 19628570), (10, 15702856), (13, 12079120), (16, 9814285), (20, 7851428), (26, 6039560), (40, 3925714), (52, 3019780), (65, 2415824), (80, 1962857), (104, 1509890), (130, 1207912), (208, 754945), (260, 603956), (520, 301978), (1040, 150989)]