89130990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{509}}^1$

素因数の和:981

約数の個数: 64

約数和(自身を含む): 231336000

約数和(自身を除く): 142205010

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 449, 509, 898, 1018, 1347, 1527, 2245, 2545, 2694, 3054, 4490, 5090, 5837, 6617, 6735, 7635, 11674, 13234, 13470, 15270, 17511, 19851, 29185, 33085, 35022, 39702, 58370, 66170, 87555, 99255, 175110, 198510, 228541, 457082, 685623, 1142705, 1371246, 2285410, 2971033, 3428115, 5942066, 6856230, 8913099, 14855165, 17826198, 29710330, 44565495, 89130990]

約数ペア:

[(1, 89130990), (2, 44565495), (3, 29710330), (5, 17826198), (6, 14855165), (10, 8913099), (13, 6856230), (15, 5942066), (26, 3428115), (30, 2971033), (39, 2285410), (65, 1371246), (78, 1142705), (130, 685623), (195, 457082), (390, 228541), (449, 198510), (509, 175110), (898, 99255), (1018, 87555), (1347, 66170), (1527, 58370), (2245, 39702), (2545, 35022), (2694, 33085), (3054, 29185), (4490, 19851), (5090, 17511), (5837, 15270), (6617, 13470), (6735, 13234), (7635, 11674)]