1905006545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1\times {\mathrm{619}}^1$

素因数の和:1169

約数の個数: 32

約数和(自身を含む): 2493590400

約数和(自身を除く): 588583855

約数列:

[1, 5, 13, 65, 113, 419, 565, 619, 1469, 2095, 3095, 5447, 7345, 8047, 27235, 40235, 47347, 69947, 236735, 259361, 349735, 615511, 909311, 1296805, 3077555, 3371693, 4546555, 16858465, 29307793, 146538965, 381001309, 1905006545]

約数ペア:

[(1, 1905006545), (5, 381001309), (13, 146538965), (65, 29307793), (113, 16858465), (419, 4546555), (565, 3371693), (619, 3077555), (1469, 1296805), (2095, 909311), (3095, 615511), (5447, 349735), (7345, 259361), (8047, 236735), (27235, 69947), (40235, 47347)]