201740725

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{503}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 255733632

約数和(自身を除く): 53992907

約数列:

[1, 5, 25, 61, 263, 305, 503, 1315, 1525, 2515, 6575, 12575, 16043, 30683, 80215, 132289, 153415, 401075, 661445, 767075, 3307225, 8069629, 40348145, 201740725]

約数ペア:

[(1, 201740725), (5, 40348145), (25, 8069629), (61, 3307225), (263, 767075), (305, 661445), (503, 401075), (1315, 153415), (1525, 132289), (2515, 80215), (6575, 30683), (12575, 16043)]