89053540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 191116800

約数和(自身を除く): 102063260

約数列:

[1, 2, 4, 5, 10, 20, 79, 157, 158, 314, 316, 359, 395, 628, 718, 785, 790, 1436, 1570, 1580, 1795, 3140, 3590, 7180, 12403, 24806, 28361, 49612, 56363, 56722, 62015, 112726, 113444, 124030, 141805, 225452, 248060, 281815, 283610, 563630, 567220, 1127260, 4452677, 8905354, 17810708, 22263385, 44526770, 89053540]

約数ペア:

[(1, 89053540), (2, 44526770), (4, 22263385), (5, 17810708), (10, 8905354), (20, 4452677), (79, 1127260), (157, 567220), (158, 563630), (314, 283610), (316, 281815), (359, 248060), (395, 225452), (628, 141805), (718, 124030), (785, 113444), (790, 112726), (1436, 62015), (1570, 56722), (1580, 56363), (1795, 49612), (3140, 28361), (3590, 24806), (7180, 12403)]