201664385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{577}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 275775360

約数和(自身を除く): 74110975

約数列:

[1, 5, 13, 19, 65, 95, 247, 283, 577, 1235, 1415, 2885, 3679, 5377, 7501, 10963, 18395, 26885, 37505, 54815, 69901, 142519, 163291, 349505, 712595, 816455, 2122783, 3102529, 10613915, 15512645, 40332877, 201664385]

約数ペア:

[(1, 201664385), (5, 40332877), (13, 15512645), (19, 10613915), (65, 3102529), (95, 2122783), (247, 816455), (283, 712595), (577, 349505), (1235, 163291), (1415, 142519), (2885, 69901), (3679, 54815), (5377, 37505), (7501, 26885), (10963, 18395)]