71490725

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{911}}^1$

素因数の和:1037

約数の個数: 24

約数和(自身を含む): 92053632

約数和(自身を除く): 20562907

約数列:

[1, 5, 25, 43, 73, 215, 365, 911, 1075, 1825, 3139, 4555, 15695, 22775, 39173, 66503, 78475, 195865, 332515, 979325, 1662575, 2859629, 14298145, 71490725]

約数ペア:

[(1, 71490725), (5, 14298145), (25, 2859629), (43, 1662575), (73, 979325), (215, 332515), (365, 195865), (911, 78475), (1075, 66503), (1825, 39173), (3139, 22775), (4555, 15695)]