28486884025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1152149}}^1$

素因数の和:1152225

約数の個数: 24

約数和(自身を含む): 37716782400

約数和(自身を除く): 9229898375

約数列:

[1, 5, 23, 25, 43, 115, 215, 575, 989, 1075, 4945, 24725, 1152149, 5760745, 26499427, 28803725, 49542407, 132497135, 247712035, 662485675, 1139475361, 1238560175, 5697376805, 28486884025]

約数ペア:

[(1, 28486884025), (5, 5697376805), (23, 1238560175), (25, 1139475361), (43, 662485675), (115, 247712035), (215, 132497135), (575, 49542407), (989, 28803725), (1075, 26499427), (4945, 5760745), (24725, 1152149)]