82758465

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 152845056

約数和(自身を除く): 70086591

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 251, 255, 431, 753, 765, 1255, 1293, 2155, 2259, 3765, 3879, 4267, 6465, 7327, 11295, 12801, 19395, 21335, 21981, 36635, 38403, 64005, 65943, 108181, 109905, 192015, 324543, 329715, 540905, 973629, 1622715, 1839077, 4868145, 5517231, 9195385, 16551693, 27586155, 82758465]

約数ペア:

[(1, 82758465), (3, 27586155), (5, 16551693), (9, 9195385), (15, 5517231), (17, 4868145), (45, 1839077), (51, 1622715), (85, 973629), (153, 540905), (251, 329715), (255, 324543), (431, 192015), (753, 109905), (765, 108181), (1255, 65943), (1293, 64005), (2155, 38403), (2259, 36635), (3765, 21981), (3879, 21335), (4267, 19395), (6465, 12801), (7327, 11295)]