26617780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 65815848

約数和(自身を除く): 39198068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 173, 196, 245, 314, 346, 490, 628, 692, 785, 865, 980, 1099, 1211, 1570, 1730, 2198, 2422, 3140, 3460, 4396, 4844, 5495, 6055, 7693, 8477, 10990, 12110, 15386, 16954, 21980, 24220, 27161, 30772, 33908, 38465, 42385, 54322, 76930, 84770, 108644, 135805, 153860, 169540, 190127, 271610, 380254, 543220, 760508, 950635, 1330889, 1901270, 2661778, 3802540, 5323556, 6654445, 13308890, 26617780]

約数ペア:

[(1, 26617780), (2, 13308890), (4, 6654445), (5, 5323556), (7, 3802540), (10, 2661778), (14, 1901270), (20, 1330889), (28, 950635), (35, 760508), (49, 543220), (70, 380254), (98, 271610), (140, 190127), (157, 169540), (173, 153860), (196, 135805), (245, 108644), (314, 84770), (346, 76930), (490, 54322), (628, 42385), (692, 38465), (785, 33908), (865, 30772), (980, 27161), (1099, 24220), (1211, 21980), (1570, 16954), (1730, 15386), (2198, 12110), (2422, 10990), (3140, 8477), (3460, 7693), (4396, 6055), (4844, 5495)]