201038975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 273411072

約数和(自身を除く): 72372097

約数列:

[1, 5, 23, 25, 43, 47, 115, 173, 215, 235, 575, 865, 989, 1075, 1081, 1175, 2021, 3979, 4325, 4945, 5405, 7439, 8131, 10105, 19895, 24725, 27025, 37195, 40655, 46483, 50525, 99475, 171097, 185975, 187013, 203275, 232415, 349633, 855485, 935065, 1162075, 1748165, 4277425, 4675325, 8041559, 8740825, 40207795, 201038975]

約数ペア:

[(1, 201038975), (5, 40207795), (23, 8740825), (25, 8041559), (43, 4675325), (47, 4277425), (115, 1748165), (173, 1162075), (215, 935065), (235, 855485), (575, 349633), (865, 232415), (989, 203275), (1075, 187013), (1081, 185975), (1175, 171097), (2021, 99475), (3979, 50525), (4325, 46483), (4945, 40655), (5405, 37195), (7439, 27025), (8131, 24725), (10105, 19895)]