2581559480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:501

約数の個数: 128

約数和(自身を含む): 6270566400

約数和(自身を除く): 3689006920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 127, 136, 167, 170, 179, 254, 334, 340, 358, 508, 635, 668, 680, 716, 835, 895, 1016, 1270, 1336, 1432, 1670, 1790, 2159, 2540, 2839, 3043, 3340, 3580, 4318, 5080, 5678, 6086, 6680, 7160, 8636, 10795, 11356, 12172, 14195, 15215, 17272, 21209, 21590, 22712, 22733, 24344, 28390, 29893, 30430, 42418, 43180, 45466, 56780, 59786, 60860, 84836, 86360, 90932, 106045, 113560, 113665, 119572, 121720, 149465, 169672, 181864, 212090, 227330, 239144, 298930, 360553, 386461, 424180, 454660, 508181, 597860, 721106, 772922, 848360, 909320, 1016362, 1195720, 1442212, 1545844, 1802765, 1932305, 2032724, 2540905, 2884424, 3091688, 3605530, 3796411, 3864610, 4065448, 5081810, 7211060, 7592822, 7729220, 10163620, 14422120, 15185644, 15458440, 18982055, 20327240, 30371288, 37964110, 64538987, 75928220, 129077974, 151856440, 258155948, 322694935, 516311896, 645389870, 1290779740, 2581559480]

約数ペア:

[(1, 2581559480), (2, 1290779740), (4, 645389870), (5, 516311896), (8, 322694935), (10, 258155948), (17, 151856440), (20, 129077974), (34, 75928220), (40, 64538987), (68, 37964110), (85, 30371288), (127, 20327240), (136, 18982055), (167, 15458440), (170, 15185644), (179, 14422120), (254, 10163620), (334, 7729220), (340, 7592822), (358, 7211060), (508, 5081810), (635, 4065448), (668, 3864610), (680, 3796411), (716, 3605530), (835, 3091688), (895, 2884424), (1016, 2540905), (1270, 2032724), (1336, 1932305), (1432, 1802765), (1670, 1545844), (1790, 1442212), (2159, 1195720), (2540, 1016362), (2839, 909320), (3043, 848360), (3340, 772922), (3580, 721106), (4318, 597860), (5080, 508181), (5678, 454660), (6086, 424180), (6680, 386461), (7160, 360553), (8636, 298930), (10795, 239144), (11356, 227330), (12172, 212090), (14195, 181864), (15215, 169672), (17272, 149465), (21209, 121720), (21590, 119572), (22712, 113665), (22733, 113560), (24344, 106045), (28390, 90932), (29893, 86360), (30430, 84836), (42418, 60860), (43180, 59786), (45466, 56780)]