64613820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2633}}^1$

素因数の和:3054

約数の個数: 48

約数和(自身を含む): 181429920

約数和(自身を除く): 116816100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 818, 1227, 1636, 2045, 2454, 2633, 4090, 4908, 5266, 6135, 7899, 8180, 10532, 12270, 13165, 15798, 24540, 26330, 31596, 39495, 52660, 78990, 157980, 1076897, 2153794, 3230691, 4307588, 5384485, 6461382, 10768970, 12922764, 16153455, 21537940, 32306910, 64613820]

約数ペア:

[(1, 64613820), (2, 32306910), (3, 21537940), (4, 16153455), (5, 12922764), (6, 10768970), (10, 6461382), (12, 5384485), (15, 4307588), (20, 3230691), (30, 2153794), (60, 1076897), (409, 157980), (818, 78990), (1227, 52660), (1636, 39495), (2045, 31596), (2454, 26330), (2633, 24540), (4090, 15798), (4908, 13165), (5266, 12270), (6135, 10532), (7899, 8180)]