81980784

素因数分解:

$2^4\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12113}}^1$

素因数の和:12174

約数の個数: 60

約数和(自身を含む): 234333216

約数和(自身を除く): 152352432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 72, 94, 141, 144, 188, 282, 376, 423, 564, 752, 846, 1128, 1692, 2256, 3384, 6768, 12113, 24226, 36339, 48452, 72678, 96904, 109017, 145356, 193808, 218034, 290712, 436068, 569311, 581424, 872136, 1138622, 1707933, 1744272, 2277244, 3415866, 4554488, 5123799, 6831732, 9108976, 10247598, 13663464, 20495196, 27326928, 40990392, 81980784]

約数ペア:

[(1, 81980784), (2, 40990392), (3, 27326928), (4, 20495196), (6, 13663464), (8, 10247598), (9, 9108976), (12, 6831732), (16, 5123799), (18, 4554488), (24, 3415866), (36, 2277244), (47, 1744272), (48, 1707933), (72, 1138622), (94, 872136), (141, 581424), (144, 569311), (188, 436068), (282, 290712), (376, 218034), (423, 193808), (564, 145356), (752, 109017), (846, 96904), (1128, 72678), (1692, 48452), (2256, 36339), (3384, 24226), (6768, 12113)]