641284384

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{14407}}^1$

素因数の和:14537

約数の個数: 48

約数和(自身を含む): 1372448448

約数和(自身を除く): 731164064

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 107, 208, 214, 416, 428, 856, 1391, 1712, 2782, 3424, 5564, 11128, 14407, 22256, 28814, 44512, 57628, 115256, 187291, 230512, 374582, 461024, 749164, 1498328, 1541549, 2996656, 3083098, 5993312, 6166196, 12332392, 20040137, 24664784, 40080274, 49329568, 80160548, 160321096, 320642192, 641284384]

約数ペア:

[(1, 641284384), (2, 320642192), (4, 160321096), (8, 80160548), (13, 49329568), (16, 40080274), (26, 24664784), (32, 20040137), (52, 12332392), (104, 6166196), (107, 5993312), (208, 3083098), (214, 2996656), (416, 1541549), (428, 1498328), (856, 749164), (1391, 461024), (1712, 374582), (2782, 230512), (3424, 187291), (5564, 115256), (11128, 57628), (14407, 44512), (22256, 28814)]