80912416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2903}}^1$

素因数の和:2993

約数の個数: 48

約数和(自身を含む): 174170304

約数和(自身を除く): 93257888

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 67, 104, 134, 208, 268, 416, 536, 871, 1072, 1742, 2144, 2903, 3484, 5806, 6968, 11612, 13936, 23224, 27872, 37739, 46448, 75478, 92896, 150956, 194501, 301912, 389002, 603824, 778004, 1207648, 1556008, 2528513, 3112016, 5057026, 6224032, 10114052, 20228104, 40456208, 80912416]

約数ペア:

[(1, 80912416), (2, 40456208), (4, 20228104), (8, 10114052), (13, 6224032), (16, 5057026), (26, 3112016), (32, 2528513), (52, 1556008), (67, 1207648), (104, 778004), (134, 603824), (208, 389002), (268, 301912), (416, 194501), (536, 150956), (871, 92896), (1072, 75478), (1742, 46448), (2144, 37739), (2903, 27872), (3484, 23224), (5806, 13936), (6968, 11612)]