80817568

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1483}}^1$

素因数の和:1637

約数の個数: 48

約数和(自身を含む): 172773216

約数和(自身を除く): 91955648

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 131, 208, 262, 416, 524, 1048, 1483, 1703, 2096, 2966, 3406, 4192, 5932, 6812, 11864, 13624, 19279, 23728, 27248, 38558, 47456, 54496, 77116, 154232, 194273, 308464, 388546, 616928, 777092, 1554184, 2525549, 3108368, 5051098, 6216736, 10102196, 20204392, 40408784, 80817568]

約数ペア:

[(1, 80817568), (2, 40408784), (4, 20204392), (8, 10102196), (13, 6216736), (16, 5051098), (26, 3108368), (32, 2525549), (52, 1554184), (104, 777092), (131, 616928), (208, 388546), (262, 308464), (416, 194273), (524, 154232), (1048, 77116), (1483, 54496), (1703, 47456), (2096, 38558), (2966, 27248), (3406, 23728), (4192, 19279), (5932, 13624), (6812, 11864)]