64312910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 128563200

約数和(自身を除く): 64250290

約数列:

[1, 2, 5, 10, 19, 31, 38, 61, 62, 95, 122, 155, 179, 190, 305, 310, 358, 589, 610, 895, 1159, 1178, 1790, 1891, 2318, 2945, 3401, 3782, 5549, 5795, 5890, 6802, 9455, 10919, 11098, 11590, 17005, 18910, 21838, 27745, 34010, 35929, 54595, 55490, 71858, 105431, 109190, 179645, 207461, 210862, 338489, 359290, 414922, 527155, 676978, 1037305, 1054310, 1692445, 2074610, 3384890, 6431291, 12862582, 32156455, 64312910]

約数ペア:

[(1, 64312910), (2, 32156455), (5, 12862582), (10, 6431291), (19, 3384890), (31, 2074610), (38, 1692445), (61, 1054310), (62, 1037305), (95, 676978), (122, 527155), (155, 414922), (179, 359290), (190, 338489), (305, 210862), (310, 207461), (358, 179645), (589, 109190), (610, 105431), (895, 71858), (1159, 55490), (1178, 54595), (1790, 35929), (1891, 34010), (2318, 27745), (2945, 21838), (3401, 18910), (3782, 17005), (5549, 11590), (5795, 11098), (5890, 10919), (6802, 9455)]