51305870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2897}}^1$

素因数の和:2945

約数の個数: 64

約数和(自身を含む): 120185856

約数和(自身を除く): 68879986

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 55, 70, 77, 110, 115, 154, 161, 230, 253, 322, 385, 506, 770, 805, 1265, 1610, 1771, 2530, 2897, 3542, 5794, 8855, 14485, 17710, 20279, 28970, 31867, 40558, 63734, 66631, 101395, 133262, 159335, 202790, 223069, 318670, 333155, 446138, 466417, 666310, 732941, 932834, 1115345, 1465882, 2230690, 2332085, 3664705, 4664170, 5130587, 7329410, 10261174, 25652935, 51305870]

約数ペア:

[(1, 51305870), (2, 25652935), (5, 10261174), (7, 7329410), (10, 5130587), (11, 4664170), (14, 3664705), (22, 2332085), (23, 2230690), (35, 1465882), (46, 1115345), (55, 932834), (70, 732941), (77, 666310), (110, 466417), (115, 446138), (154, 333155), (161, 318670), (230, 223069), (253, 202790), (322, 159335), (385, 133262), (506, 101395), (770, 66631), (805, 63734), (1265, 40558), (1610, 31867), (1771, 28970), (2530, 20279), (2897, 17710), (3542, 14485), (5794, 8855)]