81447832

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{3413}}^1$

素因数の和:3595

約数の個数: 32

約数和(自身を含む): 161823600

約数和(自身を除く): 80375768

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 157, 314, 628, 1256, 2983, 3413, 5966, 6826, 11932, 13652, 23864, 27304, 64847, 129694, 259388, 518776, 535841, 1071682, 2143364, 4286728, 10180979, 20361958, 40723916, 81447832]

約数ペア:

[(1, 81447832), (2, 40723916), (4, 20361958), (8, 10180979), (19, 4286728), (38, 2143364), (76, 1071682), (152, 535841), (157, 518776), (314, 259388), (628, 129694), (1256, 64847), (2983, 27304), (3413, 23864), (5966, 13652), (6826, 11932)]