87749564

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 180956160

約数和(自身を除く): 93206596

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 131, 188, 262, 329, 509, 524, 658, 917, 1018, 1316, 1834, 2036, 3563, 3668, 6157, 7126, 12314, 14252, 23923, 24628, 43099, 47846, 66679, 86198, 95692, 133358, 167461, 172396, 266716, 334922, 466753, 669844, 933506, 1867012, 3133913, 6267826, 12535652, 21937391, 43874782, 87749564]

約数ペア:

[(1, 87749564), (2, 43874782), (4, 21937391), (7, 12535652), (14, 6267826), (28, 3133913), (47, 1867012), (94, 933506), (131, 669844), (188, 466753), (262, 334922), (329, 266716), (509, 172396), (524, 167461), (658, 133358), (917, 95692), (1018, 86198), (1316, 66679), (1834, 47846), (2036, 43099), (3563, 24628), (3668, 23923), (6157, 14252), (7126, 12314)]