243340075

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 339835392

約数和(自身を除く): 96495317

約数列:

[1, 5, 11, 25, 55, 71, 103, 121, 275, 355, 515, 605, 781, 1133, 1331, 1775, 2575, 3025, 3905, 5665, 6655, 7313, 8591, 12463, 19525, 28325, 33275, 36565, 42955, 62315, 80443, 94501, 137093, 182825, 214775, 311575, 402215, 472505, 685465, 884873, 2011075, 2362525, 3427325, 4424365, 9733603, 22121825, 48668015, 243340075]

約数ペア:

[(1, 243340075), (5, 48668015), (11, 22121825), (25, 9733603), (55, 4424365), (71, 3427325), (103, 2362525), (121, 2011075), (275, 884873), (355, 685465), (515, 472505), (605, 402215), (781, 311575), (1133, 214775), (1331, 182825), (1775, 137093), (2575, 94501), (3025, 80443), (3905, 62315), (5665, 42955), (6655, 36565), (7313, 33275), (8591, 28325), (12463, 19525)]