201731275

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 274982400

約数和(自身を除く): 73251125

約数列:

[1, 5, 23, 25, 41, 43, 115, 199, 205, 215, 575, 943, 989, 995, 1025, 1075, 1763, 4577, 4715, 4945, 4975, 8159, 8557, 8815, 22885, 23575, 24725, 40549, 40795, 42785, 44075, 114425, 187657, 196811, 202745, 203975, 213925, 350837, 938285, 984055, 1013725, 1754185, 4691425, 4920275, 8069251, 8770925, 40346255, 201731275]

約数ペア:

[(1, 201731275), (5, 40346255), (23, 8770925), (25, 8069251), (41, 4920275), (43, 4691425), (115, 1754185), (199, 1013725), (205, 984055), (215, 938285), (575, 350837), (943, 213925), (989, 203975), (995, 202745), (1025, 196811), (1075, 187657), (1763, 114425), (4577, 44075), (4715, 42785), (4945, 40795), (4975, 40549), (8159, 24725), (8557, 23575), (8815, 22885)]