1280454976

素因数分解:

$2^6\times {\mathrm{163}}^1\times {\mathrm{122743}}^1$

素因数の和:122918

約数の個数: 28

約数和(自身を含む): 2556512032

約数和(自身を除く): 1276057056

約数列:

[1, 2, 4, 8, 16, 32, 64, 163, 326, 652, 1304, 2608, 5216, 10432, 122743, 245486, 490972, 981944, 1963888, 3927776, 7855552, 20007109, 40014218, 80028436, 160056872, 320113744, 640227488, 1280454976]

約数ペア:

[(1, 1280454976), (2, 640227488), (4, 320113744), (8, 160056872), (16, 80028436), (32, 40014218), (64, 20007109), (163, 7855552), (326, 3927776), (652, 1963888), (1304, 981944), (2608, 490972), (5216, 245486), (10432, 122743)]