100285940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 215384400

約数和(自身を除く): 115098460

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 149, 292, 298, 365, 461, 596, 730, 745, 922, 1460, 1490, 1844, 2305, 2980, 4610, 9220, 10877, 21754, 33653, 43508, 54385, 67306, 68689, 108770, 134612, 137378, 168265, 217540, 274756, 336530, 343445, 673060, 686890, 1373780, 5014297, 10028594, 20057188, 25071485, 50142970, 100285940]

約数ペア:

[(1, 100285940), (2, 50142970), (4, 25071485), (5, 20057188), (10, 10028594), (20, 5014297), (73, 1373780), (146, 686890), (149, 673060), (292, 343445), (298, 336530), (365, 274756), (461, 217540), (596, 168265), (730, 137378), (745, 134612), (922, 108770), (1460, 68689), (1490, 67306), (1844, 54385), (2305, 43508), (2980, 33653), (4610, 21754), (9220, 10877)]