25088455

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 37416960

約数和(自身を除く): 12328505

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 1217, 2945, 4123, 6085, 8519, 20615, 23123, 37727, 42595, 115615, 161861, 188635, 264089, 716813, 809305, 1320445, 3584065, 5017691, 25088455]

約数ペア:

[(1, 25088455), (5, 5017691), (7, 3584065), (19, 1320445), (31, 809305), (35, 716813), (95, 264089), (133, 188635), (155, 161861), (217, 115615), (589, 42595), (665, 37727), (1085, 23123), (1217, 20615), (2945, 8519), (4123, 6085)]