22451975

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 34997760

約数和(自身を除く): 12545785

約数列:

[1, 5, 7, 13, 25, 35, 65, 71, 91, 139, 175, 325, 355, 455, 497, 695, 923, 973, 1775, 1807, 2275, 2485, 3475, 4615, 4865, 6461, 9035, 9869, 12425, 12649, 23075, 24325, 32305, 45175, 49345, 63245, 69083, 128297, 161525, 246725, 316225, 345415, 641485, 898079, 1727075, 3207425, 4490395, 22451975]

約数ペア:

[(1, 22451975), (5, 4490395), (7, 3207425), (13, 1727075), (25, 898079), (35, 641485), (65, 345415), (71, 316225), (91, 246725), (139, 161525), (175, 128297), (325, 69083), (355, 63245), (455, 49345), (497, 45175), (695, 32305), (923, 24325), (973, 23075), (1775, 12649), (1807, 12425), (2275, 9869), (2485, 9035), (3475, 6461), (4615, 4865)]