159193640

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{5827}}^1$

素因数の和:6521

約数の個数: 32

約数和(自身を含む): 358771680

約数和(自身を除く): 199578040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 2732, 3415, 5464, 5827, 6830, 11654, 13660, 23308, 27320, 29135, 46616, 58270, 116540, 233080, 3979841, 7959682, 15919364, 19899205, 31838728, 39798410, 79596820, 159193640]

約数ペア:

[(1, 159193640), (2, 79596820), (4, 39798410), (5, 31838728), (8, 19899205), (10, 15919364), (20, 7959682), (40, 3979841), (683, 233080), (1366, 116540), (2732, 58270), (3415, 46616), (5464, 29135), (5827, 27320), (6830, 23308), (11654, 13660)]