280446064

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{191}}^1\times {\mathrm{563}}^1$

素因数の和:925

約数の個数: 40

約数和(自身を含む): 550536192

約数和(自身を除く): 270090128

約数列:

[1, 2, 4, 8, 16, 163, 191, 326, 382, 563, 652, 764, 1126, 1304, 1528, 2252, 2608, 3056, 4504, 9008, 31133, 62266, 91769, 107533, 124532, 183538, 215066, 249064, 367076, 430132, 498128, 734152, 860264, 1468304, 1720528, 17527879, 35055758, 70111516, 140223032, 280446064]

約数ペア:

[(1, 280446064), (2, 140223032), (4, 70111516), (8, 35055758), (16, 17527879), (163, 1720528), (191, 1468304), (326, 860264), (382, 734152), (563, 498128), (652, 430132), (764, 367076), (1126, 249064), (1304, 215066), (1528, 183538), (2252, 124532), (2608, 107533), (3056, 91769), (4504, 62266), (9008, 31133)]