265903988

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 565367040

約数和(自身を除く): 299463052

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 107, 124, 196, 214, 217, 409, 428, 434, 749, 818, 868, 1498, 1519, 1636, 2863, 2996, 3038, 3317, 5243, 5726, 6076, 6634, 10486, 11452, 12679, 13268, 20041, 20972, 23219, 25358, 40082, 43763, 46438, 50716, 80164, 87526, 88753, 92876, 162533, 175052, 177506, 306341, 325066, 355012, 612682, 621271, 650132, 1225364, 1242542, 1356653, 2144387, 2485084, 2713306, 4288774, 5426612, 8577548, 9496571, 18993142, 37986284, 66475997, 132951994, 265903988]

約数ペア:

[(1, 265903988), (2, 132951994), (4, 66475997), (7, 37986284), (14, 18993142), (28, 9496571), (31, 8577548), (49, 5426612), (62, 4288774), (98, 2713306), (107, 2485084), (124, 2144387), (196, 1356653), (214, 1242542), (217, 1225364), (409, 650132), (428, 621271), (434, 612682), (749, 355012), (818, 325066), (868, 306341), (1498, 177506), (1519, 175052), (1636, 162533), (2863, 92876), (2996, 88753), (3038, 87526), (3317, 80164), (5243, 50716), (5726, 46438), (6076, 43763), (6634, 40082), (10486, 25358), (11452, 23219), (12679, 20972), (13268, 20041)]