65281112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{33037}}^1$

素因数の和:33075

約数の個数: 32

約数和(自身を含む): 138759600

約数和(自身を除く): 73478488

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 33037, 66074, 132148, 264296, 429481, 627703, 858962, 1255406, 1717924, 2510812, 3435848, 5021624, 8160139, 16320278, 32640556, 65281112]

約数ペア:

[(1, 65281112), (2, 32640556), (4, 16320278), (8, 8160139), (13, 5021624), (19, 3435848), (26, 2510812), (38, 1717924), (52, 1255406), (76, 858962), (104, 627703), (152, 429481), (247, 264296), (494, 132148), (988, 66074), (1976, 33037)]