61591180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2699}}^1$

素因数の和:2878

約数の個数: 48

約数和(自身を含む): 148780800

約数和(自身を除く): 87189620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 2699, 3260, 4564, 5398, 5705, 10796, 11410, 13495, 18893, 22820, 26990, 37786, 53980, 75572, 94465, 188930, 377860, 439937, 879874, 1759748, 2199685, 3079559, 4399370, 6159118, 8798740, 12318236, 15397795, 30795590, 61591180]

約数ペア:

[(1, 61591180), (2, 30795590), (4, 15397795), (5, 12318236), (7, 8798740), (10, 6159118), (14, 4399370), (20, 3079559), (28, 2199685), (35, 1759748), (70, 879874), (140, 439937), (163, 377860), (326, 188930), (652, 94465), (815, 75572), (1141, 53980), (1630, 37786), (2282, 26990), (2699, 22820), (3260, 18893), (4564, 13495), (5398, 11410), (5705, 10796)]