211526120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3203}}^1$

素因数の和:3354

約数の個数: 64

約数和(自身を含む): 516741120

約数和(自身を除く): 305215000

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, 3203, 3302, 5080, 6406, 6604, 8255, 12812, 13208, 16015, 16510, 25624, 32030, 33020, 41639, 64060, 66040, 83278, 128120, 166556, 208195, 333112, 406781, 416390, 813562, 832780, 1627124, 1665560, 2033905, 3254248, 4067810, 5288153, 8135620, 10576306, 16271240, 21152612, 26440765, 42305224, 52881530, 105763060, 211526120]

約数ペア:

[(1, 211526120), (2, 105763060), (4, 52881530), (5, 42305224), (8, 26440765), (10, 21152612), (13, 16271240), (20, 10576306), (26, 8135620), (40, 5288153), (52, 4067810), (65, 3254248), (104, 2033905), (127, 1665560), (130, 1627124), (254, 832780), (260, 813562), (508, 416390), (520, 406781), (635, 333112), (1016, 208195), (1270, 166556), (1651, 128120), (2540, 83278), (3203, 66040), (3302, 64060), (5080, 41639), (6406, 33020), (6604, 32030), (8255, 25624), (12812, 16510), (13208, 16015)]