82689568

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1009}}^1$

素因数の和:1229

約数の個数: 48

約数和(自身を含む): 176382360

約数和(自身を除く): 93692792

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 197, 208, 394, 416, 788, 1009, 1576, 2018, 2561, 3152, 4036, 5122, 6304, 8072, 10244, 13117, 16144, 20488, 26234, 32288, 40976, 52468, 81952, 104936, 198773, 209872, 397546, 419744, 795092, 1590184, 2584049, 3180368, 5168098, 6360736, 10336196, 20672392, 41344784, 82689568]

約数ペア:

[(1, 82689568), (2, 41344784), (4, 20672392), (8, 10336196), (13, 6360736), (16, 5168098), (26, 3180368), (32, 2584049), (52, 1590184), (104, 795092), (197, 419744), (208, 397546), (394, 209872), (416, 198773), (788, 104936), (1009, 81952), (1576, 52468), (2018, 40976), (2561, 32288), (3152, 26234), (4036, 20488), (5122, 16144), (6304, 13117), (8072, 10244)]