172826680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2617}}^1$

素因数の和:2768

約数の個数: 64

約数和(自身を含む): 422231040

約数和(自身を除く): 249404360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1270, 1651, 2540, 2617, 3302, 5080, 5234, 6604, 8255, 10468, 13085, 13208, 16510, 20936, 26170, 33020, 34021, 52340, 66040, 68042, 104680, 136084, 170105, 272168, 332359, 340210, 664718, 680420, 1329436, 1360840, 1661795, 2658872, 3323590, 4320667, 6647180, 8641334, 13294360, 17282668, 21603335, 34565336, 43206670, 86413340, 172826680]

約数ペア:

[(1, 172826680), (2, 86413340), (4, 43206670), (5, 34565336), (8, 21603335), (10, 17282668), (13, 13294360), (20, 8641334), (26, 6647180), (40, 4320667), (52, 3323590), (65, 2658872), (104, 1661795), (127, 1360840), (130, 1329436), (254, 680420), (260, 664718), (508, 340210), (520, 332359), (635, 272168), (1016, 170105), (1270, 136084), (1651, 104680), (2540, 68042), (2617, 66040), (3302, 52340), (5080, 34021), (5234, 33020), (6604, 26170), (8255, 20936), (10468, 16510), (13085, 13208)]