90173615

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1217}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 129790080

約数和(自身を除く): 39616465

約数列:

[1, 5, 7, 29, 35, 73, 145, 203, 365, 511, 1015, 1217, 2117, 2555, 6085, 8519, 10585, 14819, 35293, 42595, 74095, 88841, 176465, 247051, 444205, 621887, 1235255, 2576389, 3109435, 12881945, 18034723, 90173615]

約数ペア:

[(1, 90173615), (5, 18034723), (7, 12881945), (29, 3109435), (35, 2576389), (73, 1235255), (145, 621887), (203, 444205), (365, 247051), (511, 176465), (1015, 88841), (1217, 74095), (2117, 42595), (2555, 35293), (6085, 14819), (8519, 10585)]