18252325

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 28498176

約数和(自身を除く): 10245851

約数列:

[1, 5, 7, 13, 25, 35, 65, 71, 91, 113, 175, 325, 355, 455, 497, 565, 791, 923, 1469, 1775, 2275, 2485, 2825, 3955, 4615, 6461, 7345, 8023, 10283, 12425, 19775, 23075, 32305, 36725, 40115, 51415, 56161, 104299, 161525, 200575, 257075, 280805, 521495, 730093, 1404025, 2607475, 3650465, 18252325]

約数ペア:

[(1, 18252325), (5, 3650465), (7, 2607475), (13, 1404025), (25, 730093), (35, 521495), (65, 280805), (71, 257075), (91, 200575), (113, 161525), (175, 104299), (325, 56161), (355, 51415), (455, 40115), (497, 36725), (565, 32305), (791, 23075), (923, 19775), (1469, 12425), (1775, 10283), (2275, 8023), (2485, 7345), (2825, 6461), (3955, 4615)]