252038275

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 339040800

約数和(自身を除く): 87002525

約数列:

[1, 5, 25, 29, 41, 61, 139, 145, 205, 305, 695, 725, 1025, 1189, 1525, 1769, 2501, 3475, 4031, 5699, 5945, 8479, 8845, 12505, 20155, 28495, 29725, 42395, 44225, 62525, 72529, 100775, 142475, 165271, 211975, 245891, 347639, 362645, 826355, 1229455, 1738195, 1813225, 4131775, 6147275, 8690975, 10081531, 50407655, 252038275]

約数ペア:

[(1, 252038275), (5, 50407655), (25, 10081531), (29, 8690975), (41, 6147275), (61, 4131775), (139, 1813225), (145, 1738195), (205, 1229455), (305, 826355), (695, 362645), (725, 347639), (1025, 245891), (1189, 211975), (1525, 165271), (1769, 142475), (2501, 100775), (3475, 72529), (4031, 62525), (5699, 44225), (5945, 42395), (8479, 29725), (8845, 28495), (12505, 20155)]