79964656

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{81931}}^1$

素因数の和:82000

約数の個数: 20

約数和(自身を含む): 157473304

約数和(自身を除く): 77508648

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 81931, 163862, 327724, 655448, 1310896, 4997791, 9995582, 19991164, 39982328, 79964656]

約数ペア:

[(1, 79964656), (2, 39982328), (4, 19991164), (8, 9995582), (16, 4997791), (61, 1310896), (122, 655448), (244, 327724), (488, 163862), (976, 81931)]